Use APKPure App
Get Base Converter old version APK for Android
Convert integers from one base to another
Convert integers from one base to another.
Binary, Octal, Decimal, Hexadecimal, or any base between 2 and 62.
Numbers up to 256 characters in length. (Not limited by 32 or 64 bit integers, can handle 256 bit integers in binary, or larger in the other bases).
Either of the two displays can be selected and edited, with the conversion for the other display done automatically as one is changed.