Используйте приложение APKPure
Историческую версию SDCC Compiler Online можно получить на Android
Простота компиляции программы для вашего 8051 MCU, используя свой телефон!
This app allows you to create programs in C for 8051 and its derivatives. It features a built in code editor for easy typing and modifications.
Please note that although the code editor can be used offline, actual compiling is done using an online server. Hence, a working internet connection is required to build your programs.