Best SMS API Providers for Flutter

Compare the Top SMS API Providers that integrate with Flutter as of August 2026

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This a list of SMS API providers that integrate with Flutter. Use the filters on the left to add additional filters for products that have integrations with Flutter. View the products that work with Flutter in the table below.

What are SMS API Providers for Flutter?

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 for Flutter currently available using the table below. This list is updated regularly.

1

Twilio

Twilio

Design and deploy your ideal customer engagement experience. Twilio is a single fully-programmable platform with flexible APIs for any channel and over 400+ integrations, backed by a community of over 9 million developers. Build accurate and personalized experiences for your customers, easily and at scale, using SMS and WhatsApp messaging, voice, video, email, and more. Browse documentation and SDKs in multiple coding languages, including Ruby, Python, PHP, Node.js, java, and C#, or jumpstart your first project with our open source code templates to quickly build production-ready communications apps. Sign up and start building today.

13 Ratings

Starting Price: $0.0085 per min

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2

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.

Starting Price: $0.0079 per message

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3

Voxvalley CPaaS

Voxvalley

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.

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