Apps, firmware and tools
Everything for CallRout customers and partners in one place: the phone apps, the ESP32 board flasher and the router tools. No login needed.
For your phones
Android apps for customers, vendors and the phones that carry calls.
CallRout Chat
Free app-to-app calls and messages, photos and voice notes, and calls to any phone number.
DownloadVendor app
The vendor portal on your phone: connections, SIMs, balances, calls and earnings.
DownloadDialer app
For PHONE-pair connections: the dialer that carries the calls on the phones of a pair.
DownloadESP Bridge
Companion app for phones on an ESP32 bridge board - optional on Bluetooth boards, needed on USB boards.
DownloadSIM Call Log
Test app for phones on an ESP32 bridge board: shows which SIM each call used, and sends the phone's SIMs and recent calls to the server to check.
DownloadFlash a new board
Flash a new bridge board from your browser, or with the ESP Bridge app. Boards already in service update themselves.
Flash an ESP32 board
Flash a new bridge board from Chrome or Edge on a computer, over its USB cable - nothing to install.
Open flasherRouter tools
Flash and set up the routers that carry calls on a local internet line.
Router flasher
One-click Windows installer: flashes a new TP-Link MR3420 v5 router over TFTP, no setup.
DownloadRouter firmware
Ready-to-flash image for the TP-Link MR3420 v5, with every function built in.
DownloadProxy router installer
Turns an OpenWrt router into a SIP proxy router - calls leave through its local internet.
DownloadAndroid apps install from the downloaded file: allow installs from this source when the phone asks. ESP32 boards in service take their updates from the server by themselves.