Video MP3 Converter is the fastest MP3 converter for Android. You can convert, trim, resize, and create ringtone fast and easy! You can now change album cover of your music! MP3 converting test result (a song with length of 3: 50 / Galaxy S7). 'Video mp3 Converter': 14. 2 sec. 'A' mp3 converter: 56. 2 sec. 'B' mp3 converter: 46. 4 sec. 'C' mp3 converter: 53. 2 sec.