Best Application Development Software for Freelancers of 2025

Sendbird

Sendbird is the omnichannel AI agent platform enterprises choose to elevate customer experience, by initiating autonomous support & sales conversations, keeping humans in the loop for complex inquiries, and re-engaging customers with proactive business messages. Combining omnichannel AI and a battle-tested, award-winning communication APIs, Sendbird enables businesses to build AI agents and meaningful customer connections at scale. Sendbird’s AI-powered customer service platform helps businesses deliver scalable, omnichannel support through intelligent AI agents. These agents work seamlessly across channels like mobile apps, web, SMS, and social media, providing instant and proactive assistance to customers 24/7. With the ability to integrate into existing customer support tools, the platform enhances resolution rates, reduces response times, and improves customer experience by offering a unified view of all interactions.

164 Ratings

Starting Price: $399/month

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Twilio

Twilio's application development tools empower developers to build robust communication solutions quickly and efficiently. With Twilio's APIs, developers can integrate voice, messaging, and authentication features into their applications, enhancing user engagement and experience. Using Twilio's Programmable Voice API, developers can create applications that handle inbound and outbound calls, implement call tracking, and provide interactive voice response (IVR) systems. The Messaging API allows for sending and receiving SMS, MMS, and WhatsApp messages, enabling real-time communication with users. Twilio's Verify API ensures secure user authentication through SMS, voice, and email verification, protecting applications from fraudulent activities. Additionally, Twilio's Flex platform offers a customizable digital engagement center for sales and support, allowing businesses to tailor customer interactions.

1,336 Ratings

Starting Price: $0.0085 per min

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Interfacing Integrated Management System (IMS)

Interfacing Technologies Corporation

Interfacing’s Integrated Management System (IMS) is an AI-powered platform that unifies BPM, QMS, Document Control, and GRC into one platform. Organizations use IMS to model and automate processes, control documents, manage risks, and maintain regulatory compliance with full traceability and audit readiness. Built for highly regulated sectors such as aerospace, life sciences, finance, and government, IMS provides real-time visibility, automated workflows, and AI-driven insights that improve quality and reduce operational risk. The platform is ISO 27001 certified and fully validated for 21 CFR Part 11, making it suitable for mission-critical environments requiring strong governance, security, and control. IMS also includes low-code automation, process mining, audit management, training tracking, CAPA workflows, and dashboards to help teams streamline operations and continuously improve. AI strengthens governance, improves accuracy, and reinforces regulatory control.

71 Ratings

Starting Price: $10/month/user

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Site24x7

ManageEngine

ManageEngine Site24x7 is a comprehensive observability and monitoring solution designed to help organizations effectively manage their IT environments. It offers monitoring for back-end IT infrastructure deployed on-premises, in the cloud, in containers, and on virtual machines. It ensures a superior digital experience for end users by tracking application performance and providing synthetic and real user insights. It also analyzes network performance, traffic flow, and configuration changes, troubleshoots application and server performance issues through log analysis, offers custom plugins for the entire tech stack, and evaluates real user usage. Whether you're an MSP or a business aiming to elevate performance, Site24x7 provides enhanced visibility, optimization of hybrid workloads, and proactive monitoring to preemptively identify workflow issues using AI-powered insights. Monitoring the end-user experience is done from more than 130 locations worldwide.

858 Ratings

Starting Price: $9.00/month

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Twilio Messaging

Twilio

Twilio's Messaging API is a powerful tool that enables businesses to integrate messaging capabilities into their applications seamlessly. It offers a stable RESTful API that allows developers to send and receive SMS, MMS, and WhatsApp messages globally. With Twilio's Messaging API, businesses can automate and scale their communications, ensuring messages are delivered over the preferred channels of their customers. The API supports a variety of sender types, including long codes, short codes, toll-free numbers, and alphanumeric sender IDs, providing flexibility in how messages are sent. Additionally, Twilio's Messaging Services feature allows companies to group global senders and enable intelligent sending, automating sender selection, and handling compliance regulations. The API also supports inbound webhooks, allowing businesses to handle responses programmatically and engage in two-way conversations with their customers.

1,047 Ratings

Starting Price: $0.0079 per message

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Resco Inspections+

Resco

Resco Inspections+ is an advanced mobile forms solution crafted for teams that need reliable data collection—especially if current paper processes or mobile tools aren’t meeting your standards for flexibility and versatility. Inspections+ lets you seamlessly convert audits, inspections, surveys, and checklists into digital formats that enhance safety, compliance, and ease of use. With seamless Dynamics 365, Power Platform, Business Central, or Salesforce integration, Inspections+ brings critical CRM/ERP data right to the field. Its offline-first architecture ensures that technicians, auditors, frontline workers, and inspectors can capture and update data even without internet access, whether on remote construction sites, oil rigs, garages, or in densely populated urban areas with inconsistent connectivity. The platform also includes an advanced questionnaire designer with smart questions, business logic, rules, and media capture, allowing full customization without coding skills.

66 Ratings

Starting Price: $55/month per user

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Nutrient SDK

Nutrient

Nutrient is the comprehensive solution for all your PDF needs, offering tools that effortlessly integrate and operate PDF functionality across any platform. 1. SDK PRODUCTS Integrate robust PDF functionality into iOS, Android, Windows, web (JavaScript), or any cross-platform technology, providing capabilities such as PDF viewing, markup, collaboration, and more. 2. LIBRARIES Utilize our potent .NET and Java libraries to boost your backend applications with batch processing of redactions and PDF forms, OCR’d scanned text, and editing of PDF documents, directly from your application server. 3. PROCESSOR Our dynamic PDF microservice, Processor, enables swift generation of PDFs from HTML, including HTML forms, along with Office-to-PDF conversions, OCR, redaction, and XFDF merging and exporting. 4. PDF API Use hosted PDF API to generate, convert, and modify PDF documents in your workflows. We manage the development and server administration, letting you focus on what you do best.

100 Ratings

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Odoo

Odoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few. Odoo is an all-in-one software solution designed to meet the needs of companies, regardless of their size (or budget). The unbeatable, seamless nature of Odoo helps businesses become more efficient by reducing redundant manual processes, which helps companies save countless hours of labor. Every module is interconnected to provide a fully-integrated experience from app to app, and users can automate many processes that would’ve otherwise required manual inputs into multiple applications. Odoo keeps all business functions in one place, allowing teams to collaborate with other departments from one unified platform in the most efficient way possible.

1,624 Ratings

Starting Price: $25.00/month/user

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Ditto

Ditto is the only mobile database with built-in edge device connectivity and resiliency, enabling apps to synchronize without relying on a central server or constant cloud connectivity. Through the use of CRDTs and P2P mesh replication, Ditto's technology enables you to build collaborative, resilient applications where data is always available and up-to-date for every user, and can even be synced in completely offline situations. This allows you to keep mission-critical systems online when it matters most. Devices running Ditto apps can discover and communicate with each other directly, forming an ad-hoc mesh network rather than routing everything through a cloud server. The platform automatically handles the complexity of discovery and connectivity using both online and offline channels – Bluetooth, peer-to-peer Wi-Fi, local LAN, WiFi, Cellular – to find nearby devices and sync data changes in real-time.

2 Ratings

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Innoslate

SPEC Innovations

SPEC Innovations’ flagship model-based systems engineering solution can help your team reduce time-to-market, cost, and risk on even some of the most complex systems. This cloud or on-premise application uses a modern web browser, with an intuitive graphical user interface. Innoslate’s full lifecycle capabilities include: • Requirements Management • Documents Management • Modeling • Discrete Event Simulator • Monte Carlo Simulator • DoDAF Models and Views • Database Management • Test Management with full reports, status updates, results, and more. • Real Time Collaboration

88 Ratings

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Titan

Bend, don’t break with Titan’s flexible business solutions and forms for Salesforce. Our scalable Salesforce Forms and software is rapidly developing a reputation as the gold-standard in Salesforce integration, and it’s easy to see why. Slash time to market, nuke code, and tackle any use case on a single platform. Our best-of-breed forms in Salesforce and applications cater to any industry and it’s our mission to provide custom solutions for difficult problems. Build web portals, sign documents, generate docs, send surveys, automate contracts, fill out forms in Salesforce, and so much more in just a few simple clicks. No code required and AI assisted! This is all 100% Salesforce integrated, empowering you to send data to the #1 CRM and pull it back in real-time. No other product on the market does it better or faster. Our customers and partners are the heartbeat of Titan. If you need a feature, simply request it via our Titan X Lab and we will consider it for our roadmap!

364 Ratings

Starting Price: $12 per month

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Highcharts

Highsoft

Highcharts is a JavaScript charting library that allows developers to create interactive and visually appealing charts for web applications. It offers a wide range of chart types, including line charts, bar charts, pie charts, scatter plots, and more. It also supports different types of data, including CSV, JSON, and even live data streams. One of the key features of Highcharts is its ability to customize the look and feel of the charts. Developers can easily change the colors, font sizes, and other visual elements to match their brand or design. Additionally, it offers a variety of options for making charts responsive, so they look great on any device. Another great feature is the ability to add interactive elements to charts, such as hover effects, tooltips, and click events. This allows developers to create charts that are not only informative, but also engaging for users. Highcharts also supports exporting charts as PNG, JPEG, PDF, or SVG, making it easy to share or print them.

123 Ratings

Starting Price: $0

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Digital Samba

Founded in 2003, Digital Samba is a privacy-first video conferencing provider operating from within the European Union — home to the world's strongest data protection laws — and serving a global audience. Our solutions are designed with zero tracking, robust security, and long-term reliability at their core. We offer both a free, ready-to-use platform for meetings, education, webinars, training, and events, as well as Digital Samba Embedded, an API and SDK that enables organisations to integrate fully customisable, branded video conferencing directly into their own applications. Digital Samba combines minimalist design with powerful features, including HD video and audio, screen sharing, breakout rooms, interactive whiteboards, AI captions and summaries, polling, Q&A, and secure cloud recordings. For developers and enterprises, advanced options such as full white labelling, CNAME support, API control, and webhooks make deep integration seamless.

8 Ratings

Starting Price: €0.0026

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Alpha TransForm

Alpha Software Corporation

The Alpha TransForm no-code app builder lets anyone create cross-platform mobile apps. The software offers unmatched speed, power, and flexibility in the no-code segment, and doesn’t require programming knowledge. Apps can leverage smartphone features (GPS, photos, bar code scanning, audio, digital ink, etc.), and integrate with existing databases and software. Whether you’re looking to collect more accurate data or streamline workflows, Alpha TransForm lets you design, build, and deploy mobile apps with ease: - pre-built app templates you can customize - powerful analytics engine with dashboards you can customize - built-in offline operation - a programming language for adding advanced capabilities - scale-able, secure and reliable cloud deployment. Developers can use Alpha Software's complimentary low-code platform (Alpha Anywhere) which integrates with Alpha TransForm, to build more advanced mobile apps and web apps.

4 Ratings

Starting Price: $30/User/Month

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Kochava

Kochava is a real-time data solutions company offering a comprehensive growth stack of solutions for data-driven advertisers. We empower advertisers to measure what matters with tools that deliver better insights and actionable data in one operational platform. Advertisers can map their growth journey with Kochava, leveraging mobile measurement partner (MMP) services, a next-generation marketing mix modeling (MMM) SaaS platform, and a premium platform for search ads automation and app store optimization (ASO). Kochava's MMM SaaS and search ads automation/ASO platforms work with advertisers using Kochava or any other MMP. With a culture of customer-driven innovation, dedication to data security, and the most powerful tools in the ecosystem, Kochava is trusted by top brands to harness their data for growth. Headquartered in Sandpoint, ID, the company has offices globally.

4 Ratings

Starting Price: FREE

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Alpha Anywhere

Alpha Software Corporation

Alpha Anywhere is the only development platform with both low-code and no-code capabilities. Developers can rapidly create secure, cross-platform mobile and web business apps. Alpha leads in offline development, ensuring that data can be captured AND accessed (database lookups/media file retrieval) offline. A powerful bi-directional API can integrate with existing systems of record and workflows, tie into web services, and meet advanced security requirements. Offers: - pre-built templates - full-stack development - sophisticated analytics/dashboards - full-stack development - scale-able, secure, and reliable cloud deployment Professional developers and citizen developers can use the Alpha TransForm mobile forms builder to digitize paper forms in minutes. Offers offline operation, built-in analytics, and unmatched speed, power, and flexibility in the no-code segment.

8 Ratings

Starting Price: $0

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Appenate

Reduce Paper-Based Work With Our Drag-n-Drop App Builder. Create Data-Driven Apps That Empower Your Business. Mobile & Desktop. No Coding Required. A no-code platform for creating data-driven apps to replace paper forms across all industries. Use our versatile drag-n-drop software to schedule, dispatch, track & manage jobs. “Appenate allowed our company to go paperless in the field & gave us the ability to move towards other paperless operations. Within a month we had a department of 12 technicians & one dispatcher using Appenate daily” – Junetta, Commercial Service Department – Total Group Create quotes, checklists or reports & easily integrate with existing systems. Enforce accountability, cost-saving & efficiency via our dashboard overview. FREE trial offered to test GPS, barcode scanning, signature & drawing, media & attachment upload, formulas, push notifications, white label & offline capabilities. Create online forms and apps in under 5 minutes.

2 Ratings

Starting Price: $11.90/month/user

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Wally

Wally is a comprehensive digital accessibility innovator committed to creating an environment where leveraging accessibility through personalised experiences occurs naturally. Wally solutions are designed to allow web and app users across desktop and mobile to experience user engagement, loyalty and trust by millions of websites globally to increase usability for users of different abilities. Al-powered technologies, combined with human-in-the-loop processes, help websites, apps, and digital documents more readily achieve compliance with accessibility regulations, such as the ADA, Section 508, AODA and EAA, and internationally recognized standards such as WCAG 2.1 AA, WCAG 2.2, and EN 301-549. Wally includes: 360 Content Analyzer - Analyze accessibility of all your content (images, documents, copy, code and websites), before and after you publish them. User Experience Examiner - Analyze your users' experience across your entire digital presence.

1 Rating

Starting Price: $42/month/user

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Appcircle

Automated Mobile DevOps platform for continuous integration, continuous delivery and continuous testing of mobile apps. Enterprise-Grade Control and Flexibility. Appcircle is a NoOps Platform. No need for dedicated DevOps resources and know-how. Reduce your operational costs by up to 20%. Automate and streamline your continuous integration and continous delivery processes for mobile app development. Automation Done Right. No need for manual coding and constant monitoring for build automation and no need for a Mac or any other specific environment for builds. With different types of triggers, you have extensive control over when to get a build after a git push. Hassle-free Setup. Customize your build settings with a streamlined user interface with one-click access to all commonly used settings. Easy to setup, easy to use.

1 Rating

Starting Price: $39 per month

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DoveRunner

DoveRunner - the AI-powered next-gen AppShielding solution crafted to enable organizations to prevent mobile app attacks and deal with sophisticated threat landscapes with perfect precision in just 3 simple steps. DoveRunner brings the benefits of DevSecOps to Mobile Apps with a ZERO-FRICTION, ZERO-CODING Approach. Get the best of Defense-in-depth security and regulatory compliance in a single solution for mobile apps DoveRunner is trusted by industries like Fintech/Banking, O2O, Movie Apps, Gaming, Healthcare, Public apps, E-commerce, and others globally.

1 Rating

Starting Price: $129/app/month

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Convertigo

Convertigo SA

Convertigo is the first open source Enterprise Grade Low Code / No Code platform to accelerate your Enterprise digitalization for reasonable costs. Dream an App, Make an App! Imagine you can make any app you want. From simple handy workforce apps to Enterprise grade multi-device transactional applications helping companies to accelerate their business. Get live sooner! Convertigo Low Code platform application development makes your Enterprise to get business success more efficient, delivering complete applications, similar to Pro Code but faster and cheaper. Reduce by 90% time and money needed to build and deploy business applications running on all type of devices such as smartphones, tablets and PCs whatever operating systems they are running on. Enjoy Open Source! This means that you can use Convertigo Community Edition Free of Charge. Open Source also solves the Vendor Lock-in paradigm by allowing you to quit the platform and still enjoy running your apps

Starting Price: $15 per month / user

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Miro

Keep your team's minds in sync with Miro (formerly RealtimeBoard and AWW app). A virtual whiteboard and remote collaboration tool, Miro helps cross-functional teams work more efficiently together to build great things. The platform allows teams to ideate, visualize, and share ideas without any boundaries. It comes with over 200 pre-made templates for capturing and visualizing ideas, collaboration tools such as comments, chat, screen sharing, and video chat, and integrations with popular business tools. Miro AI. You and your team, supercharged. You're here to create the next big thing and we're here to help. Unlock the power of your ideas with Miro AI – your new launchpad for creativity, collaboration, and productivity.

121 Ratings

Starting Price: $8 per month

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monday.com

Simplify the way your team works with monday.com, a cloud-based project management platform that provides customizable no-code solutions for a wide range of use-cases such as marketing, sales, operations, IT, HR, and more. monday.com allows businesses of all sizes to work in an efficient environment where every team member can assign tasks, automate repetitive work, collaborate in real-time, and share files. With this platform, you can manage everything from simple to complex projects and ensure seamless communication between team members. Customizable dashboards give quick high-level overviews of every project, visual boards help organize tasks, and thanks to integrations with third-party applications such as Outlook, Zoom, Gmail, Google Drive, Dropbox, Excel you can continue working with all your existing tools within the platform. monday.com also offers dedicated solutions, such as monday dev and monday sales CRM, designed to answer the needs of specific industries and verticals.

97 Ratings

Starting Price: $39/month for 5 users

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Intrexx

United Planet GmbH

Low-code allows you to create a comprehensive, integrative solution that makes your work processes agile and adaptable at any time in the future. As a result, you save time and energy without having to do without tailored, coherent and seamless solutions. Therefore, low-code really is the best of both worlds because it harmonizes simple development and individuality. Your path to a successful digital future with low-code development.

76 Ratings

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Canva

Design anything. Publish anywhere. Use Canva’s drag-and-drop feature and professional layouts to design consistently stunning graphics. Design presentations, social media graphics with thousands of beautiful forms, over 100 million stock photos, video & audio, and all the tools you need. Design with millions of stock photos, vectors, and illustrations or upload your own. Edit your photos using preset filters or get advanced with photo editing tools; you’ll never be stuck for choice. Use icons, shapes, and elements with ease. Choose from thousands of parts for your designs, or upload your own. Access everything you need to make a great design for your creative needs. Use Canva Teams to support your company and foster collaboration on projects without having to switch apps. Canva integrates into all major CRM, social media, and management platforms. Magic Write in Canva Docs is your very own AI text generator for social media captions, blog ideas, product descriptions, lyrics, & more.

90 Ratings

Starting Price: $10 per month

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Renderforest

Renderforest is an all-in-one branding platform that allows users to create broadcast-quality videos, AI optimized logos, photorealistic mockups, digital and print graphics of all topics and purposes, as well as fully functioning websites. Choose from the ever-growing collection of high-quality templates of all kinds. Customize videos with transitions, text, logo, and animation of your choice to promote and advance your social media presence. Enjoy the ease of creating a logo, with no technical or design skills, in just a few clicks. Design social media posts, posters, flyers, and more using the very intuitive Renderforest Graphic Maker. Create music visualizers, 3D animations, intros, outros, slideshows, and many more to promote you and your business. Showcase your product, branding, and design with ready-to-use mockups. Create all the elements of your branding and stand out with Renderforest.

87 Ratings

Starting Price: $9.99/one-time/user

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Jira

Atlassian

Jira is the only project management tool you need to plan and track work across every team. Jira by Atlassian is the #1 software development tool for teams planning and building great products. Trusted by thousands of teams, Jira offers access to a wide range of tools for planning, tracking, and releasing world-class software, capturing and organizing issues, assigning work, and following team activity. It also integrates with leading developer tools for end-to-end traceability. From short projects, to large cross-functional programs, Jira helps break big ideas down into achievable steps. Organize work, create milestones, map dependencies and more. Link work to goals so everyone can see how their work contributes to company objectives and stay aligned to what’s important. Your next move, suggested by AI. Atlassian Intelligence takes your big ideas and automatically suggests the tasks to help get it done.

43 Ratings

Starting Price: Free

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Document360

Kovai

Document360 is an AI-powered Knowledge base platform designed to streamline knowledge management in organizations. It helps teams create, manage, and publish content effortlessly, ensuring clarity and accessibility for users. Use Cases Knowledge Base for Customers and Teams: Offer a seamless self-service experience with AI search, auto-tagging, and analytics to boost productivity and reduce support queries. IT Documentation (Including API Docs) Simplify technical documentation with markdown support, version control, and API-friendly features like code embedding and AI-driven insights. Standard Operating Procedures (SOPs) Maintain consistent workflows with centralized SOPs, AI content suggestions, and easy updates for team alignment. User Manuals Deliver user-friendly manuals with customization, localization, and AI tools for faster, polished content.

38 Ratings

Starting Price: contact us

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Better Stack

Better Stack is a unified observability tool that helps you ship better software, faster. Schedule on-call rotations, receive actionable alerts, and resolve incidents with ease. Better Stack brings together incident management, uptime monitoring, status pages, log management, and infrastructure monitoring – all in one place. Built for speed and scale, it combines multiple monitoring and alerting workflows into a single, powerful interface that boosts visibility and slashes response times. Key features include an OpenTelemetry-native Kubernetes collector powered by eBPF, real-time alerting, and collaborative dashboards. Under the hood, Better Stack runs on ClickHouse, enabling lightning-fast queries and scalable ingestion across high-cardinality datasets. You can visualize your entire stack, turn all your logs into structured data, and query everything with SQL – as if it were a single database. Seamlessly integrates into your workflow with 100+ integrations.

7 Ratings

Starting Price: $29 per month

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Datadog

Datadog is the monitoring, security and analytics platform for developers, IT operations teams, security engineers and business users in the cloud age. Our SaaS platform integrates and automates infrastructure monitoring, application performance monitoring and log management to provide unified, real-time observability of our customers' entire technology stack. Datadog is used by organizations of all sizes and across a wide range of industries to enable digital transformation and cloud migration, drive collaboration among development, operations, security and business teams, accelerate time to market for applications, reduce time to problem resolution, secure applications and infrastructure, understand user behavior and track key business metrics.

7 Ratings

Starting Price: $15.00/host/month

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Best Application Development Software for Freelancers

Compare the Top Application Development Software for Freelancers as of December 2025

What is Application Development Software for Freelancers?

Sendbird

Twilio

Interfacing Integrated Management System (IMS)

Site24x7

Twilio Messaging

Resco Inspections+

Nutrient SDK

Odoo

Ditto

Innoslate

Titan

Highcharts

Digital Samba

Alpha TransForm

Kochava

Alpha Anywhere

Appenate

Wally

Appcircle

DoveRunner

Convertigo

Miro

monday.com

Intrexx

Canva

Renderforest

Jira

Document360

Better Stack

Datadog

Best Application Development Software for Freelancers

Compare the Top Application Development Software for Freelancers as of December 2025

What is Application Development Software for Freelancers?

Sendbird

Twilio

Interfacing Integrated Management System (IMS)

Site24x7

Twilio Messaging

Resco Inspections+

Nutrient SDK

Odoo

Ditto

Innoslate

Titan

Highcharts

Digital Samba

Alpha TransForm

Kochava

Alpha Anywhere

Appenate

Wally

Appcircle

DoveRunner

Convertigo

Miro

monday.com

Intrexx

Canva

Renderforest

Jira

Document360

Better Stack

Datadog

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