FfmpegX is a Mac OS X graphic user interface designed to easily operate more than 20 powerful Unix open-source video and audio processing tools includingffmpeg the 'hyper fast video and audio encoder', mpeg2enc the open-source mpeg-2 encoder and multiplexer and mencoder the mpeg-4 encoder with subtitles support.

It input formats including MPEG-1, MPEG-2, MPEG-4, DIVX, XviD, non-encrypted VOB and VIDEO_TS, Quicktime .MOV, .DV, .WAV, Real Audio, Real Video, H.263, MP4 H.264, PGM, YUV, PPM, AC3, PCM8/16 bits, mulaw/Alaw, WMA-1/2, SUN AU format, MP2, MP3, AAC, 3GP, FPS1, ALAC, etc and can convert above formats to DivX, AVI XviD, H.264 MP4, MOV, DV, 3GP, Sony PSP, MP2, MP3, AAC, AC3, MPEG-1, MPEG-2, VCD, CVD, SVCD, KVCD, KSVCD, DVD, KDVD and MPEG-TS with complete control over encoding options.

#4 MPEG Streamclip

MPEG Streamclip converts QuickTime movies, MPEG-1/2/4 files and transport streams into several formats; for MPEG-2 playback and export, the QuickTime MPEG-2 Playback Component is required.MPEG Streamclip can play and convert selectable parts of QuickTime movies, MPEG files and transport streams with MPEG/AC3/PCM audio into DV streams or QuickTime, AVI, MPEG-4 movies using any video codec, with optional 2D-FIR professional scaling, motion-adaptive deinterlacing, and other pro options; all in YUV, with audio in perfect sync. It also performs fast conversions to muxed MPEG files and demuxed M2V, AIFF, M1A, AC3 files, for direct burning with DVD Studio Pro and Toast 6, 7, 8.

#5 Miro Video Converter

Miro makes video conversion extremely simple, and for those who want ease of use it's hard to beat. Miro accepts tons of popular video formats including FLV, AVI, MKV, MP4, WMV, XVID, and MOV, and it also supports batch processing of groups of video and movie files, even if they're different formats. If you are just looking to make a movie compatible with the myriad of other devices out there, it's a great simple choice.

Miro takes the technical names and confusing aspects out of conversion as much as possible, instead referencing the intended viewing devices rather than movie format types and resolutions. You'll find support for Apple TV, Universal, iPad, iPad 3 (HD), iPhone, iPhone 4 (HD), iPhone 5 (HD wide), iPod nano, iPod touch, Android devices from HTC, Motorola, Samsung, Sanyo, or any other device by video size, Kindle Fire, PSP Playstation Portable, MP4, Ogg Theora, and WebM HD & SD.

Professional Mac video converter software - Pavtube iMedia Converter for Mac

Looking for a more powerful Mac video conversion program with more input and output options, versatitle video customization features and also perfect output file quality. Pavtube iMedia Converter for Mac (review) caters to you great demand with enhanced media compatiblity for virtually any digital file formats (H.265/HEVC, MXF, XAVC/XAVC S, Prores, AVCHD MTS/M2TS included) with the resolution of 4K/2K/HD/SD and also commercial Blu-ray/DVD disc with complicated copy protection and region code. As for the output options, it not only allows you to output various popular digital file formats (H.265 MP4/MKV included) but also hot devices and programs preset profile formats with optimal playback settings. For those 3D movie fans, the program will also does you a great favor to directly generate VR Headsets, 3D TV or 3D projector favorable 3D SBS/TAB/Anaglyph favorable movie type formats. What's more, the built-in video editing function and profile customization tool can ensure you to get your desired video with perfect output video/audio quality. The last big merits of this program is that it keeps constant update with perfect support for the new Mac OS X El Capitan and macOS Sierra.