SIMtrix is a Chrome extension designed to enhance communication efficiency by allowing users to make calls and send SMS directly from their browser using their Android phone's SIM card. This free add-on integrates seamlessly with Bitrix24 CRM, streamlining contact management and communication tasks. Key features include automatic phone number detection on web pages, one-click calling and messaging, and direct contact addition to the CRM. Additionally, it supports dual-SIM functionality for users with multiple SIM cards and offers multilingual support in ten languages.

The installation process is straightforward: users need to install the SIMtrix app on their Android device and log into the extension with their SIMtrix account. Once set up, phone numbers on any webpage are automatically highlighted, enabling quick access to call or message options. The extension also effectively intercepts tel: links, eliminating unnecessary application prompts. Overall, SIMtrix provides a powerful tool for enhancing communication directly from the Chrome browser.