Apps like Ultimate

Here are some great alternatives to Ultimate by UDev :
Magma
Magma
★4.5
Media Codec Info
Media Codec Info
★4.0
Just (Video) Player
Just (Video) Player
★3.9
Video Player All Format
Video Player All Format
★4.4
Compress Video Size Compressor
Compress Video Size Compressor
★4.8
EAC3 Codec Video Player
EAC3 Codec Video Player
★3.6
Video player - Movie player
Video player - Movie player
★4.0
Media Codec Info
Media Codec Info
★4.4
WhatTheCodec
WhatTheCodec
★3.6
Video Player
Video Player
★4.1
Video Format Factory
Video Format Factory
★4.0
Video Transcoder
Video Transcoder
★3.4
S Video Player
S Video Player
★4.0
Video Player all format
Video Player all format
★4.3
EAC3 Audio video Green Player
EAC3 Audio video Green Player
★4.7
FFmpeg Media Encoder
FFmpeg Media Encoder
★4.1