A software Variometer.
A software Variometer. This application uses Kalman filter to estimate climb/descent rate from barometric sensor and accelerometer data. The estimation is displayed on a dial indicator, with optional sound indication. Does not need weather information to work.
Source code is avaliable on GitHub:
https://github.com/igorinov/Variometer
October 11, 2025
October 10, 2025
October 10, 2025
October 10, 2025
October 9, 2025
October 9, 2025
October 9, 2025
October 9, 2025
October 9, 2025
October 9, 2025