Best SMS API Providers

Compare the Top SMS API Providers as of January 2026

What are SMS API Providers?

SMS API providers, also known as SMS gateway providers, offer technology that enables software applications to send, receive, and track Short Message Service (SMS) messages over an internet protocol. They provide a way for businesses to communicate with customers in real-time via text as an integrated part of their overall communication strategy. These services are often cost-effective and easy to integrate into existing systems. Additionally, providers typically offer support in the form of user guides and documentation. Compare and read user reviews of the best SMS API providers currently available using the table below. This list is updated regularly.

  • 1
    Notifyre

    Notifyre

    Notifyre

    Integrate Notifyre’s REST API into your existing text messaging workflows to download, send, receive & retrieve SMS data in minutes. Sample code in .NET, Node.JS, PHP and cUrl. Webhooks available. Our Twexit feature makes it easy to switch with just a few tweaks code.
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    Starting Price: 2¢/SMS part; 3¢/fax page (USD)
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  • 2
    Twilio Messaging
    The Twilio SMS API is a powerful tool that enables businesses to seamlessly integrate messaging capabilities into their applications, providing a direct and efficient communication channel with customers. With the ability to send and receive SMS messages globally, the API supports a wide range of use cases, from transactional alerts and appointment reminders to marketing campaigns and customer support. The API's robust features include message scheduling, delivery status tracking, and support for long messages, ensuring that businesses can tailor their messaging strategies to meet specific needs. Additionally, Twilio's SMS API is designed with scalability in mind, allowing businesses to handle high volumes of messages with ease. Its comprehensive documentation and developer-friendly interface make it easy to implement and customize, while Twilio's reliable infrastructure ensures high deliverability and performance.
    Starting Price: $0.0079 per message
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  • 3
    Twilio

    Twilio

    Twilio

    Twilio's SMS API empowers businesses to integrate robust messaging capabilities into their applications, enhancing customer communication and engagement. By leveraging Twilio's cloud-based API, companies can send and receive SMS messages globally, ensuring seamless interaction with customers. The SMS API offers a RESTful interface, allowing developers to easily integrate messaging functionalities using any programming language. Twilio provides Helper Libraries to simplify the process, enabling rapid development and deployment of messaging solutions. With Twilio's SMS API, businesses benefit from a pay-as-you-go pricing model, ensuring cost-effectiveness by charging only for messages sent and received. This flexibility allows companies to scale their messaging operations as needed, without incurring unnecessary costs.
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    Starting Price: $0.0085 per min
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  • 4
    ClickSend

    ClickSend

    ClickSend

    ClickSend offers SMS, MMS, Voice, Online Mail, Email and Fax software for businesses. Our communications and messaging tools are simple to use, automate and integrate. That’s why they’re used by some of the most trusted brands, organisations and developers globally. Built for all, you can access ClickSend via our Dashboard, mobile app, flexible API or 900+ integrations. Plus, ClickSend offers helpful 24/7 support, and lightning fast delivery via a secure and reliable platform. From SMS marketing and alerts to bulk mailouts sent from your browser, join over 90,000+ businesses sending communications around the world. Our 100% uptime guarantee and lightning fast direct routes provide reliable messaging, no matter the channel. From small businesses to enterprise, ClickSend powers billions of messages around the world with 232+ direct carrier connections. Plus, ClickSend is always pay-as-you-go. That’s why ClickSend is business communications, solved.
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    Starting Price: $20 minimum topup
  • 5
    Telgorithm

    Telgorithm

    Telgorithm, Inc.

    Telgorithm is a next gen A2P text messaging API provider and the only to automate the entire SMS & MMS journey from compliance to deliverability, enabling Software Providers to grow revenue and improve customer experience. Founded by telecom industry experts who saw a massive need to set a new standard in the cloud communication space, Telgorithm’s mission is to offer a more reliable and transparent business text messaging service for your software or application. Telgorithm has built automations for the new required path of managing 10DLC messaging, and guarantees message deliverability with its unique, patent-pending throughput/rate limit management tech. Telgorithm is the future of A2P text messaging for any software or app offering SMS & MMS messaging to their customers today. Product Features: Auto Registration Auto Number Migration Smart Queueing (Automated TCR/Carrier Rate Limit Management) Message Prioritization Time Routing Advanced Reporting Number Verification
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    Starting Price: $0.00500 / SMS on 10DLC
  • 6
    Telnyx

    Telnyx

    Telnyx

    See how the developer friendly Telnyx API can transform your business communications. Telnyx is an all-in-one communication platform designed to be tailored exactly to your needs. We created our network with real-time communications in mind so we can deliver quality calls, messaging, and data around the world. Easily build reliable messaging with our SMS API. Keep your data safe by setting up two-factor authentication using SMS or voice codes. Plug and play your VoIP setup in minutes and get carrier-grade voice with elastic SIP trunks. Our cloud-agnostic approach means you can rest easy knowing you are protecting in case of a network failure. With Telnyx deploy communications exactly to specifications.
  • 7
    SMSLocal

    SMSLocal

    SMSLocal

    SMSLocal.com is a versatile SMS marketing and communication platform designed for businesses. It enables bulk SMS messaging with personalized options and scheduling features, facilitating efficient campaigns. Two-way communication is simplified with real-time message handling and templates for standard messages. Comprehensive analytics and reports help measure campaign success and audience engagement, ensuring optimal ROI. Integration options allow seamless connection with other business tools. SMSLocal.com prioritizes security, compliance, and data protection. With multi-language support, automated workflows, and customer segmentation capabilities, it empowers businesses to engage with their audience effectively through SMS marketing.
  • 8
    GoFax

    GoFax

    GoFax

    GoFax is Australia's #1 rated, secure, reliable and easy-to-use online fax and SMS platform. Bring your fax online, any device, anytime, anywhere. With advanced options to send and receive fax and SMS using the online platform, direct from email, desktop and mobile app, API integration and more. Industry compliant, Government accredited and nbn ready solution. Best-in-class security, data sovereigntya and encryption. Powering Medical, Legal, Government, Financial and other sectors. Send and receive faxes and SMS online, via email, app, API integration and more. Industry compliant, Government accredited. Best-in-class security, data sovereignty and encryption. Access our secure, reliable and feature packed Fax API / SMS API to make integrations with existing software and workflows a breeze. GoFax® provides premium quality and reliability ISDN business grade online faxing services and SMS. We guarantee higher service up-time than any other online fax provider.
    Starting Price: $9.95 per user per month
  • 9
    Expert Texting

    Expert Texting

    Expert Texting

    Don’t confuse your customers with short codes sms or long codes, use our SenderID (Alphanumeric) based SMS service or text service to notify your customer. They can view incoming message from your company name, even if your contact information is not saved on their list. Our fast response Text API or SMS API can easily integrate to your current system or with any CRM. It is so powerful that you can retrieve your incoming text messages as well. This feature will save your time since there is no need to login at an Expert Texting Area to send SMS(s) to your customers. One of our unique features that sets Expert Texting apart from others is the Contact Management or Group Texting Module. When uploading contacts with Expert Texting, the list is saved for future use which eliminates the need to upload it multiple times for bulk messaging.
  • 10
    Sweego

    Sweego

    Mindbaz

    Sweego is a multichannel (email & sms) notifications platform for developers. Sweego allows users to send transactional, engagement, and CRM messages through channels like email and SMS. The platform provides APIs and webhook system to integrate notifications and messaging capabilities into applications. (SAAS, Mobile, Desktop, whatever...) We offer SMTP Service or API to send emails or sms. We offer Inbound Email routing feature, we got email, parse it and deliver in JSON by webhook. With our email builder, you can create your template easily with drag and drop fonctionnality, HTML import, good email client compatibility, brand management, etc... Key features include message templates, email authentication, webhooks, sandbox testing for emails, statistics, logs and scalability.
    Starting Price: €10/month
  • 11
    GreenAds Global

    GreenAds Global

    GreenAds Global

    GreenAds Global stands at the forefront of omnichannel engagement, providing a wide array of messaging channels, tools, and solutions designed for sophisticated customer interactions, authentication, and security. With strong carrier connections and offices in Hyderabad, Dubai, and Kochi, GreenAds Global is the trusted partner for top companies worldwide to expand their customer communications. We assist our clients and partners in managing the challenges of consumer communications, boosting their business, and improving customer experiences with efficiency, security, and dependability. With GreenAds Global, you can achieve enhanced customer engagement through a diverse selection of local and global channels, including: WhatsApp API RCS Messaging Chatbot Bulk SMS Voice Solutions
    Starting Price: 0.01 $
  • 12
    CM.com

    CM.com

    CM.com

    Mobile communication and payments solutions. Combine messaging channels like WhatsApp with innovative payments to create true Conversational Commerce. We help companies communicate. Our customers use SMS, Voice and the world’s most popular chat apps: WhatsApp, Apple Business Chat, Google RCS. Start the conversation in the channel your customers prefer and let the AI bot do the talking. Integrate commerce in the conversation to drive conversions. CM.com is a licensed Payment Service Provider, offering a range of options for any channel with Apple Pay, Google Pay, WeChat Pay, Credit Cards and local payments like iDeal and Bancontact. CM.com is also a Ticketing platform helping festivals, museums and stadiums sell and manage any type of ticket. The Customer Data Platform takes marketing to a personal level. Identity and e-sign solutions assure authentication in any transaction.
    Starting Price: $0/month
  • 13
    smsmode

    smsmode

    smsmode©

    Communication Platform As A Service (CPaaS). smsmode© provides complete mobile messaging routing services. SMS, TTS, Google RCS or WhatsApp Business. Connect with your customers around the world via our innovative and powerful tools, with the level of security you need to ensure. smsmode© integrates easily with your existing tools to increase their potential through mobile messaging. Use our REST API, SMPP and plugins to create these custom integrations with your applications, CRM, ERP, and more. Our documentation and our experts will help you to reach your goals! European solution GDPR compliant ISO 27001 & 27701 99.95% SLA Responsability Europe CSR Commitment
    Starting Price: €9 per month + 4.40 cts / SMS
  • 14
    Signalmash

    Signalmash

    Signalmash

    Why work with giants like Twilio where your support requests will take forever to get a response? Signalmash is not just a CPaaS provider, we take pride in providing the best possible CPaaS support. Your developers can have a shared Slack channel with our developers for instant support. You can speak to our CEO anytime. Real-time and top-notch support means shorter development cycles and enables you to provide exceptional support to your own customers. SMS services we offer: SMS API SMS CPaaS SMS UCaaS SMS no-code sending platform 10DLC campaign support Short code SMS Toll-free SMS Voice services we offer: Contact center telecoms Voice termination Voice orgination Local numbers Short code numbers Toll-free numbers SIP Trunking Our No-code telecoms solutions: UCaaS to send SMS CCaaS to manage phone calls AI solutions Signalmash - experience the highest level of support, every step of the way - book a call with us to get expert advice!
    Starting Price: $0
  • 15
    Bandwidth

    Bandwidth

    Bandwidth.com

    You want the best quality voice, messaging, and more. To get them, you need the only API provider with its own nationwide network. You can eliminate the middleman, save on costs, give yourself more control, and build the application that your customers are craving. You’re not new to this, but you need a partner to help you reach the scale you know you’re capable of. Whether you’re bringing your own carrier or building your own solution from the ground up, Bandwidth has the tools you need to reach your maximum potential. Bandwidth is a communications platform with limitless flexibility. You need integrations, enterprise-class APIs, and tools to manage your communications stack intelligently. We are open where you need it the most, with optionality and control. Our global network is directly connected to where it matters most. Giving unmatched reliability. Bringing your customers closer. Scaling wherever your business takes you.
  • 16
    TeleSign

    TeleSign

    TeleSign

    Deliver timely, personalized information through global SMS/RCS and voice cloud communications. Gain a deeper understanding of your customers from actionable global phone number and subscriber data intelligence. Code once and message your customers at scale using TeleSign’s Messaging API - complete with waterfall delivery between channels. TeleSign Messaging API includes SMS, RCS, and WhatsApp to help you build secure digital communications that connect you with your customers anywhere in the world. Integrate a single Messaging API and start sending reliable, secure SMS, RCS and WhatsApp messages to your customers today. Choose one or all three channels to broaden your programmable messaging strategy and expand your audience. Reach more customers with 120+ optimized points-of-presence and 700+ direct-to-carrier routes​.
  • 17
    Voxvalley CPaaS
    The cloud communications platform by Voxvalley allows you to add real-time communication features to your existing web and mobile applications easily, using secure and scalable SDKs/APIs. SMS API can help your business to implement two-way communication with customers. This can be done effectively with the help of long codes and short codes. Using this, short codes let you send large volumes of B2C messages, and long codes can help you to run SMS promotional campaigns. With SMS API integration, you can have a unique sender ID, with which customers can identify and recognize your brand easily. Also, you may send promotional and transactional alerts via SMS to keep your customers updated and engaged. You can have the DID numbers for International calling/toll-free numbers that allow you to reach the customers with local numbers, which is more trustworthy. With DID numbers, you can also avail HD audio quality and good coverage at an affordable cost.
  • 18
    MessageWhiz

    MessageWhiz

    MessageWhiz

    23 billion text messages are sent every day around the globe, making messaging applications one of the most widely used mobile apps. Businesses in every industry are tapping into the power of these linked, branded messages, using it to nurture leads, drive traffic, or confirm identification. MessageWhiz’s SMS business texting solutions are ideal for every industry, no matter where your business or customers are located. Our text messaging SMS solutions for business and company SMS campaign services provide instant communication. Delivered in real-time, and in context.
    Starting Price: €149 per month
  • 19
    Burst SMS

    Burst SMS

    Burst SMS

    Send campaigns, schedule messages, or track analytics in real time with our online SMS service. Unlock a host of contact functions such as multiple list uploading options, integrated web forms, replies, global opt-out lists, segmentation, or staggered sending. Use keywords to trigger an inbound SMS campaign. Keywords may also include special UTF-8 characters from over 150 languages or 1,000+ emojis. Send SMS replies to an email or convert email responses to text messages. Conversations will also be sorted into individual email threads. This app is the fastest way to send a message. Bookmark the send SMS link to your browser bar and access it from any window without logging in. Choose a feature-rich SMS API that you can rely on. Get started with our extensive documentation, designed to help developers deploy quickly with a wide selection of HTTP callbacks. Deploy SMS fast with our quick start API docs.
    Starting Price: $5 per month
  • 20
    QuickSMS

    QuickSMS

    QuickSMS

    QuickSMS — Enterprise-grade business messaging (SMS, RCS & WhatsApp) QuickSMS is a security-first messaging platform that helps organisations send time-critical notifications, 2FA/OTP codes, appointment reminders, and marketing alerts at scale - across SMS, RCS Business Messaging, and WhatsApp Business. Built for reliability and compliance, QuickSMS is used by SMEs, public sector bodies, and enterprises that need auditable delivery, robust APIs, and fast onboarding. Why QuickSMS Omnichannel: SMS at the core, with optional RCS and WhatsApp Business to enrich messages with media, buttons, and branding. Deliverability & speed: High delivery performance (typical ~97%); real-time reporting and webhooks. Developer-friendly: Operator-scale routing: with international reach to 200+ destinations. Trust & Compliance (independently audited) ISO/IEC 27001, ISO 9001, ISO 14001, ISO 45001 certified Cyber Essentials & Cyber Essentials Plus certified Exceeds NHS DSP Toolkit
    Starting Price: $0
  • 21
    GMS Messaging Hub
    GMS Messaging Hub provides mobile operators with secured message routing for all types of messaging traffic, ensuring reliable delivery over legal and transparent routes. Turn your A2P SMS into a major source of growing revenues. Ensure reliable traffic transport, clearly separated from A2P and P2A. Grow your P2A traffic through new cases and clear, transparent delivery. Combine the power of an app with the ubiquity of native SMS messaging. Collects A2P traffic from all the prominent services worldwide​. Acts on behalf of MNO to collect all types of traffic i.e. OTP and promotional.
  • 22
    Vasudev Global
    One gateway for all of your A2P SMS messages. A single connection that offers direct access to our own customer base and global reach list. World-class technical support from the team that cares for our own global customer traffic. Advanced fraud, spam, and faking protection. High success rate and real-time delivery receipts. Insightful reports via our online portal, including volume, settlements, and delivery tracking, on a daily, weekly, and monthly basis. Manage all your SMS messaging needs to multiple countries with a single platform and benefit from leading A2P solution partners. Significantly improves operational and financial efficiency by eliminating complex bilateral interworking agreements. Single contract and SLA with access to our footprint and beyond End-to-end real-time message tracking KPI monitoring and reporting Easy and simple APIs allow software and web developers to integrate any application with Vasudev Global.
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    CEQUENS

    CEQUENS

    CEQUENS

    Thousands of businesses rely on our cloud communications platform to build stronger connections with their customers. Communication Platform supports the world’s most innovative technologies and combines all possibilities making it a reliable tool for digital transformation and global connectivity. Send promotions, push notifications, delivery alerts, order updates, data surveys – whatever you can think of. Use rich media chat and chatbots to empower your teams and cater to every client’s needs – anytime, anyplace. Access a wide library of API references and custom-build your workflows as you see fit. Protect user identities or accounts against online fraud through secure 2-factor authentication and seamless verification experiences.
  • 24
    D7 Networks

    D7 Networks

    Direct7 Networks

    Direct7 Networks is a leading messaging service provider that empowers organizations to communicate efficiently with their customers across multiple channels. With a user-friendly API and seamless integration capabilities, brands can easily connect and engage with their audience. The platform supports real-time alerts and notifications through SMS, WhatsApp Business API, and Viber API, ensuring messages are delivered through the most effective and relevant channels. Whether sending messages individually or in bulk, Direct7’s streamlined API supports both Unicode and standard messaging formats. It’s highly customizable, allowing businesses to tailor the messaging framework to suit their specific needs. The 2FA OTP service is fast, secure, and automated—enabling users to verify actions in under 20 seconds, ensuring protection against fraud.
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