AVR Calculator, developed by Chipenable, is an Android app designed to assist AVR developers in their tasks. The app offers a range of calculators that help users to calculate register values for hardware modules of AVR microcontrollers, convert analog voltages to ADC values, and convert hexadecimal, binary, and decimal numbers. The calculators included in the app are Timers, USART/UART, TWI, ADC, and Hex-Bin converter.

The app is straightforward and easy to use. Its simple interface makes it accessible to both beginners and advanced users. The app is free and can be downloaded from the Google Play Store. If you are an AVR developer, this app is a must-have tool that can simplify your work and save you time.