go41c is a full scientific calculator emulator based on the classic HP 41C. This free program offers 64 memory registers, automatic save and load of state, and master clear supported. The 'ON' button is only active on 'longtouch' to avoid mistakes. However, go41c does not support any modules or sound.

It is important to avoid checking 'force gpu rendering' in developer option in android 4.x prefs, as this may lead to graphic problems. On S5 devices, long press the right hardware button to get the menu. To have more features, users can opt for go41cx, which includes sound, modules, printer, and other features. For tablet users, go41cxt offers wand, debug, and other features.