OPEN CIRCUIT • SOFTWARE & APPS
RC Toolbox
RC Toolbox is a free Android app with practical RC calculators for LiPo batteries, volts, amps, watts, gear ratios, motor RPM and RC vehicle top speed.

About RC Toolbox
RC Toolbox is a practical Android app built for radio-controlled vehicles. It puts commonly needed RC calculations in one place so you can work out battery current, charge time, electrical values, gearing, motor RPM, and theoretical vehicle speed.
The app is aimed at RC car, RC truck, RC boat, and other hobby users who want quick calculations without reaching for a calculator and a notebook every time.
FEATURES
What it does
LiPo & power
Calculate battery current, charging time, volts, amps and watts.
Drivetrain & speed
Work with external gear ratio and theoretical top speed.
Motor RPM
Estimate theoretical RPM for brushed and brushless motors.
RC-focused
Designed around practical calculations used in the RC hobby.
Frequently asked questions
What is RC Toolbox?
RC Toolbox is an Android calculator app focused on common radio-controlled vehicle calculations.
Is RC Toolbox only for RC cars?
No. Many calculations are useful across RC cars, trucks, boats and other hobby vehicles.