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Esendex offers reliable & flexible SMS APIs, Voice API, SMS software, an SMS Reseller Program, and Phone Number Verification API's that are easy to integrate & scale for your business.Speak to Sales Chat with Support
Trusted Communication API Provider
See why the largest Financial and Healthcare companies prefer Esendex's communication APIs.
Products for a range of use cases
Texting API designed to send & receive SMS & MMS globally using a short code or 10DLC number.Learn More
Easy to use SMS software that can send & receive SMS & MMS using a short code or 10DLC number.Learn More Resell SMS
Powerful voice API that sends mass automated phone calls quickly to mobile & landline devices.Learn More
Verify mobile & landline numbers, find service providers, & define time zones to restrict calling times.Learn More
Why choose Esendex
Join the trusted leader in business communications.
Security is very important to us and protecting our customers’ data is paramount.
5 star reviews from
We’re rated ‘Excellent’ for our service and support because we care about our customers.
with your software
With sample code, documentation and hints and tips, you can be sending via our API in no time.
Easy to use
Send and receive SMS online and transform the way your business communicates.
We commit to 90% of your messages being sent within 5 seconds & 95% within 20 seconds.
Combine our Voice, SMS, and verification products to build the perfect solution for your business.
Analyze the results you receive and discover how to get better responses and feedback.
Customer support is available 24 hours a day, 7 days a week, and we don't charge you a penny.
Enjoy Our New API Comprehensive Guides
Our beginner's guides to using a programmable SMS & voice API to help you succeed in building your companies website, application, CRM, and more.
SMS API Guide
A free SMS API resource to help you better understand how to use a programmable SMS API within your business.Learn More
Voice API Guide
A free voice API resource to help you better understand how to use a programmable voice API within your business.Learn More
What Our Customers Have to Say
We’ve been rated 5 out 5 stars on Capterra, GetApp, Google and Facebook – based on 40+ reviews.
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