Kicaco released tapDancer for Android. With this app you can convert .tap files to audio files. After that you can use your phone to play back the files to your 8-bit computer via an interface cable. The program can convert the following files: TAP, T64, PRG, UEF, CAS (C64/128/VIC20, ACORN/BBC, MSX, ATARI).
Website: https://play.google.com
Source: http://www.richardlagendijk.nl