Best communication APIs
Cloud APIs that let developers add SMS, voice calls, WhatsApp messaging and phone verification to their apps.
1 apps, ordered by visits from AppBreakup and how often our research lists each one as an alternative. Open any app to see its alternatives.
All communication APIs
Common questions
What are the best communication APIs?
Based on how often our research lists them as alternatives and visits from AppBreakup, the leading communication APIs right now are Twilio.
Are there free communication APIs?
None of the 1 apps we track has a free plan; all are paid, though some offer trials.
Which communication APIs are open source?
None of the apps in this category is open source.