Make calls and send SMS from Bitrix24 using your real SIM card
No VoIP. No SMS gateways. Just your Android phone's SIM card connected to your CRM.
Everything you need for CRM telephony
Two-way calls
Make and receive calls directly from Bitrix24 contact cards. Calls logged automatically with duration and recording.
Two-way SMS
Send SMS from Bitrix24 and see incoming messages on the contact timeline — not just as notifications.
Smart SMS campaigns
Queue SMS with configurable intervals, business hours windows, and multi-phone distribution.
Enterprise security
AES-256 encryption, row-level tenant isolation, country code blocking, audit logs.
Dual SIM support
Choose which SIM card to use per user. Support for multiple phones per organization.
Browser extensions
Click-to-call from any webpage. Chrome and Firefox extensions with CRM contact lookup.
How it works
Install the Bitrix24 app
Add SIMtrix from the Bitrix24 Marketplace. Configure your integration in 2 minutes.
Set up your Android phone
Download the SIMtrix Bridge app, log in, and select your SIM card.
Start calling and texting
Click any phone number in Bitrix24 to call or send SMS through your real phone.
Ready to connect your SIM to Bitrix24?
Start your 14-day free trial. No credit card required.
Get started free