Communi­cation APIs for Business

CDYNE offers reliable and flexible SMS, voice, phone number verification and address verification API's that are easy to integrate and scale for your business.

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SMS API

SMS API

Programmable SMS API

Text message API designed to reliably send and receive messages globally.

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SMS Software

SMS Software

No Programming Needed

Powerful text messaging platform that doesn’t require programming.

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Voice Broadcast API

Voice Broadcast

Programmable Voice API

Voice API that can send thousands of automated voice messages in minutes.

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Ringless Voicemail

Ringless Voicemail

Voicemail Drop Software

Drop voicemails into the inbox of your prospect's mobile device.

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Phone Validator

Phone Validator

Phone Verification API

Easily validate and authenticate mass mobile & landline numbers.

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Address Verification API

Address Verification

Robust Address API

Instantly validate addresses in the United States & Canada.

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Mass Communication API Blog Laptop

Explore The Latest for All of Your Mass Communication Needs from Our New Blog

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What Our Customers Have to Say

We’ve been rated 5 out 5 stars on Capterra, GetApp, Google and Facebook – based on 40+ reviews.

SMS API
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SMS API
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SMS API
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SMS API
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