RV-BMS: Battery Monitor
Marco Frigerio · Utilities
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Chart standing · US
In-app purchases · US
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About
RV-BMS connects to the battery management system (BMS) of your lithium battery over Bluetooth and shows what is really happening inside it: charge level, power, every cell, temperatures and alarms. Built for RVs, campers, vans and boats. YOUR BATTERY AT A GLANCE • State of charge, voltage, current and power, updated every 2 seconds • Time to empty while discharging, time to full while charging • Every cell voltage, with lowest, highest and cell difference, and which cells are balancing • State of health, cycles, remaining and full capacity • Temperatures, charge and discharge status, BMS alarms ALWAYS UP TO DATE • Keeps reading in the background and reconnects on its own when the battery is back in range • 30-day history with charts for charge, power, current, voltage, temperature and cell difference • Charged and discharged energy for any period, peak power, CSV export EVERYWHERE YOU LOOK (RV-BMS Pro) • Live Activity on the Lock Screen and in the Dynamic Island • Home Screen, Lock Screen and CarPlay widgets • CarPlay: charge, power and cells on the car's screen, with voice readouts in English, Italian, French, German or Spanish • Apple Watch app and watch face complications TRY IT FREE The iPhone app with your battery, history and export is free. Demo mode shows a simulated battery on every screen, including CarPlay, Apple Watch, Live Activity and widgets, so you can try it all before buying. RV-BMS Pro is a one-time purchase that shows your real battery on CarPlay, Apple Watch, Live Activity and widgets. COMPATIBLE BATTERIES • Batteries with the Redodo BMS, used by PowerQueen, Redodo and LiTime (tested) • JK (Jikong), JBD (Xiaoxiang) and Daly BMS (beta) Your battery must have a Bluetooth BMS. Close the manufacturer's app before connecting: most BMS accept one connection at a time. PRIVATE BY DESIGN No account, no server, no analytics. Everything is read and stored on your iPhone. RV-BMS is not affiliated with or endorsed by the battery and BMS manufacturers mentioned. All trademarks belong to their respective owners.
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