How SIMtrix Works
From registration to your first call — 3 simple steps
Register your account
Create a SIMtrix account at simtrix.app and connect your Bitrix24 domain.
Install SIMtrix from Bitrix24 Marketplace
Launch the SIMtrix app directly from the Bitrix24 Marketplace. Automatic telephony configuration.
Install the app on your phone
Download SIMtrix Bridge on Android, log in, select your SIM card. Done.
Register your account
Create a SIMtrix account at simtrix.app and connect your Bitrix24 domain.
Install SIMtrix from Bitrix24 Marketplace
Launch the SIMtrix app directly from the Bitrix24 Marketplace. Automatic telephony configuration.
Install the app on your phone
Download SIMtrix Bridge on Android, log in, select your SIM card. Done.
Scenarios & Use Cases
See exactly how SIMtrix handles every call and SMS scenario in Bitrix24
Incoming call — known number, answered
Number found in CRM. You pick up.
Create activity (processed) or activity + comment on history timeline
Incoming call — known number, missed
Number found in CRM. You don't pick up.
Create activity (unprocessed) or activity + comment on history timeline
Outgoing call — number in CRM
You click a number in Bitrix24 to call.
Create activity (processed) or activity + comment on history timeline
Incoming call — unknown number, answered
Number not found in CRM. You pick up.
Create activity or activity + comment. Option to auto-create Lead.
Incoming call — unknown number, missed
Number not found in CRM. You don't pick up.
Create activity (unprocessed) or activity + comment. Option to auto-create Lead.
All scenarios are fully configurable per user in the SIMtrix admin panel.
How your call travels
Simple architecture — your phone connects to our server, which integrates with Bitrix24. Everything in real-time.
Bridge not Storage
SIMtrix is only a relay — a real-time bridge between your phone and Bitrix24. We never store SMS content, call recordings, or personal data. Everything stays on your device and in your CRM.
Who is SIMtrix for?
Teams that use Bitrix24 and want to call and text from their own SIM
Sales teams
Call leads directly from CRM. Every conversation logged. No more manual call logs.
Support teams
Receive calls with instant CRM context. SMS conversations on the contact timeline.
Small businesses
Use your existing SIM card — no VoIP fees, no gateways. Full Bitrix24 integration from day one.
Frequently asked questions
Yes. During setup you choose which SIM card to use. You can assign different SIM cards to different Bitrix24 users.
Incoming calls go to your carrier's voicemail. When the phone reconnects, SIMtrix syncs any missed events with Bitrix24.
Never. SIMtrix is a bridge — SMS content passes through in real-time and is stored only in Bitrix24 and on your phone.
Android 9 and above. For call recording features, Android 11+ is recommended.
Yes. SIMtrix works wherever your phone has internet — WiFi, 4G, 5G. No VPN needed.
Yes. SIMtrix registers as a telephony gateway and SMS provider in Bitrix24. Use it in automation rules, triggers, and workflows.
Ready to try?
Start calling from Bitrix24 with your SIM card
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