SMSAPI Alternatives

Brings voice and messaging to your web and mobile applications.

Open Source

Clockwork is an Easy Text Message API. An SMS API for Developers. Build powerful apps and include SMS. Signup is free, Try it now.

Preferred Patron is the top Customer Loyalty Software Program for businesses in any industry of any size.

Visit website paid $149.0 / Monthly (Small Biz Edition - White labeled (5,000 Active Member Limit))

Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.

SMPP SMSC simulator to test SMS messaging applications.

Open Source freemium

Our company offers virtual phone numbers, toll-free numbers, PBX, SMS numbers and numbers for a registration more than 100 countries. Buy Now!

paid $5.0 / Monthly

Simple, reliable mobile messaging cloud.

LINK Mobility is Europe's leading provider within mobile communications, specialising in mobile SMS messaging, digital services and multi-channel conversational communication.

Next generation cloud communication platform that allows for the easy building of voice, video, and messaging applications.

Nexmo is a simple two way SMS API with global reach and wholesale rates

Sinch is a powerful voice and messaging SDK that lets you bring your apps to life with VoIP and...

Karix is a messaging and communication provider which helps in connectivity. Karix solutions provides messaging platform to marketing, voting of services.

Tropo is a cloud API for voice and messaging.

Skebby is a leading and best SMS messaging solution providing platform that allows you to send thousands of messages to your customers around the globe.