18.2
Bandwidth Messaging API lets companies send and receive SMS and MMS through HTTP.
Free planWebAPI
Best SMS API Services in 2026
SMS API services connect software to text messaging, so developers can add sending, replies, delivery handling and related workflows to an app or backend. Compare free plans and trials with paid-from details, then check two-way SMS, inbound webhooks, MMS, short codes, toll-free numbers and SDK languages. If phone access matters, confirm Android support for the service you choose; platforms can also include web, iOS,…
28.2
Telnyx SMS API lets developers send and receive SMS and MMS through REST APIs.
Free planWebAPI
38.1
MSG91 is a cloud communication platform for businesses and developers sending transactional messages, such as order confirmations, appointment…
Free planAndroidiOSWeb
- 4
Plivo SMS API
Plivo SMS API provides messaging for secure logins, critical notifications, marketing campaigns, and conversational messaging.
WebAPI7.7From $0.50 a month - 5
Gupshup
Gupshup provides conversational AI for marketing, commerce, and customer support automation.
Free planWebAPI7.7Free plan - 6
Vonage SMS API
Vonage SMS API lets applications send text messages and look up messages sent from an account or to its virtual numbers.
AndroidiOSWebAPI7.6 - 7
Messente
Messente is a business messaging platform for sending SMS, Viber, and WhatsApp messages globally, with RCS also listed as a channel.
Free planWebAPI7.6Free plan - 8
MoceanAPI
MoceanAPI provides business communication APIs for SMS, WhatsApp, voice, phone-number lookup, and verification.
WebAPI7.6 - 9
ClickSend SMS Gateway API
iOSWebAPImacOS7.5 - 10
TextBee
Free planAndroidWebAPISelf-hosted7.5From $99.99 a year - 11
46elks
46elks is a telecom API for applications that send messages and make phone calls.
Free planWebAPI7.4From €3 a month - 12
Twilio Programmable Messaging
Twilio Programmable Messaging sends and receives SMS, MMS, RCS, and WhatsApp messages through one API.
WebAPI7.3 - 13
GatewayAPI
WebAPI7.3€0.04 one-time - 14
7.2 - 15
Infobip SMS API
Infobip SMS API lets businesses add SMS sending and receiving to existing systems.
Free planWebAPI7.2Free plan - 16
7.2 - 17
SMSGlobal API
SMSGlobal API gives applications an HTTP interface for sending SMS through SMSGlobal over HTTP or HTTPS.
WebAPI7.2 - 18
Clickatell SMS API
Clickatell SMS API provides APIs for sending and receiving SMS for customer support, communications, promotions, and two-factor authentication notifications.
Free planWebAPI7.1Free plan - 19
SMSAPI
AndroidiOSWebAPI7.0 - 20
SMSGatewayHub
AndroidWebAPISelf-hosted7.0₹0.17 one-time - 21
Telnyx Text-to-Speech API
Telnyx Text-to-Speech API converts text into speech through an API and supports commercial use and voice cloning.
Free planWebAPI7.0From $500 a month - 22
Jasmin SMS Gateway
Jasmin SMS Gateway is an open-source gateway for businesses building customized messaging services.
Free planAPILinuxSelf-hosted6.9Free plan - 23
MSG91
MSG91 provides an SMS API for business communications, including sending and receiving messages.
AndroidiOSWebAPI6.9₹1,250 one-time - 24
Textbelt
Textbelt is an SMS API for developers who want software to send text messages.
Free planAPISelf-hosted6.8Free plan - 256.7From €9 a month
Choosing well
Compare plans and pricing
Check whether the provider offers a free plan or free trial before committing. A trial can help you assess an integration without treating it as a permanent free tier.
Review the paid-from amount when it is listed. Pricing may instead be available on request, so confirm costs directly before deployment.
Check message capabilities
Two-way SMS supports reply flows, while inbound webhooks can pass incoming events to your software. Confirm both features if your workflow needs responses or automated handling.
MMS support matters when messages include media. Short code and toll-free number support can affect the sender identity available to your application.
Match your platforms
The services in this category can run through an API, web interface, Android, iOS, Linux or a self-hosted setup. Check the individual service for the platform you plan to use.
If you need to manage messaging from a Xiaomi, Redmi or POCO phone, verify that an Android app is provided rather than assuming API access includes one.
Review SDK languages
Compare the SDK languages supported by the provider with the languages used by your app or backend. A suitable SDK can reduce integration work and keep the messaging code aligned with your stack.
Questions people ask
Do SMS API services have Android apps?
Android is represented among the platforms covered in this category. Check the individual service entry to confirm whether it offers an Android app or API access for your use case.
Can an SMS API receive replies?
Check the two-way SMS feature. Inbound webhooks are also relevant when incoming messages or delivery events need to reach your software.
What is an inbound webhook used for?
An inbound webhook sends an incoming messaging event to your application, helping software react to replies or other inbound activity.
Do these APIs support MMS?
MMS support is a comparison field for this category. Verify the provider's entry if your messages need media rather than text alone.
Are free plans or trials available?
A free plan or free trial may be offered, depending on the provider. Check the listing and confirm the terms before choosing a paid plan.