This free video converter for Mac can convert video to so many formats. Both the video and audio show a high quality. The most important is that it is totally free! By Tyler; Highly appreciate it. I download an online AVI movie to my computer, and use it to convert AVI to MP4 with this free converting software, the converting speed is sooooo fast. Top 2: Free MP4 Converter (Mac) Free MP4 Converter is a nice video converting program. It supports a wide range of video formats, such as MP4, AVI, MKV and so on. So you can convert MOV files to MP4 for free with a high quality by Free MP4 Converter. Convert your video to formats like mp4, mkv, mov, mpeg, mpg, avi, flv, wmv and more. Easy to use and Light Weight user friendly UI. Latest Material Design. Change Resolution for any format videos like MP4, MKV, AVI, 3GP, FLV, MPEG, MPG, M4V, MOV, VOB etc. Cut / Trim Video to any size and format.
Summary: how to convert MPG to MP4 without much quality loss? Top video converter recommended below is the way.
Have problems in importing MPG files to your iPhone iPad iMovie for playback or editing? No worry. MPG, also known as MPEG (Moving Pictures Experts Group), is widely applied in compressing audio and visual digital data of VCD/DVD. Based on MPG vs MP4, there is a big difference that MP4 is widely supported by Apple devices, iMovie and other devices. Thus you only need to convert MPG to MP4 on Mac (macOS Big Sur included) to settle a matter of the initial question. And finding the best tool to accomplish MPG to MP4 conversion on Mac comes to issue at first.
Best Tool for Converting MPG to MP4 with Best Quality
If you want to transcode MPG/MPEG to MP4, MacX Video Converter Pro is highly recommended for help. It's a simple-designed video processing software to handle MPG to MP4 conversion on Mac with virtually no quality loss (High Quality Engine) so that you are free to enjoy your MPG files on Mac, iPhone, iPad etc.
MacX Video Converter Pro Salient Features
- Easily convert MPG to MP4, as well as MKV to AVI, WMV to MOV etc. for playback on various video players
- World's fastest video converter for Mac to change video format from mpg codec to mp4, thanks to the Intel QSV hardware acceleration tech
- 420 + preset profiles for you to import MPG video to iPhone Xs/X/8/7/6s/6/Plus/SE, iPad Pro, Android, Microsoft, game consoles, etc.
- Edit (trim, crop, merge, add subtitle and watermark) to compress and shrink video file size.
- Free download MP4 videos from YouTube and 1000+ sites as well as other common formats including MPG, MOV, AVI, WMV etc.
- Encode any videos to 180+ video formats, such as MP4 to MPG, TS to MP4, MP4 to AVI, FLV to MP4, MKV to MP4, HEVC to H264, to name a few.
- Perfectly compatible with macOS, no matter the latest macOS Big Sur or earlier ones.
How to Convert MPG to MP4 on Mac Quickly without Losing Quality
Step 1: Import the MPG files
Free download the MPG to MP4 converter for Mac or Windows version for PCs, install and launch it. Drag & drop MPG files to the this software directly or click '+' icon to load the MPG files. Or even you can go to find the MPG file and right click to choose MacX as the open mode.
Step 2: Choose the output format
As the desire of encoding video to MP4, there is no doubt to choose 'MP4' as the output format from the automatically popped-up window. If you want to import the output video to Apple devices like iPad, iPod, iPhone and more for convenient playback, you can choose the corresponding device as the output format.

Step 3: Start MPG to MP4 Mac conversion
Hit the 'RUN' button and leave everything to this media converter to convert MPG to MP4 in a few minutes, depending on the size and duration of your MPG files.
How to Transcode MPG to MP4 Free Online on Mac (Max 50MB)
If you are tired of installing a computer program, there are many online, free video converters will also help to convert MPG/MPEG to MP4 on Mac for free. Throughout the main online MPG to MP4 freewares, Zamzar could be an excellent MPG to MP4 Mac tool since it's stable relatively and easy to use.


Convert File To Mp4 Mac
Likewise, only several steps are needed for MPG to MP4 on Mac. Import MPG files > Choose output format (MP4) > Add Email Address > change MPG video to MP4 now! Or you can go to URL conversion and convert online videos to MP4, including MPG, AVI, MOV, FLV videos to MP4 on macOS (YouTube is not supported).
Free Mpg To Mp4 Converter Machine
For Your Reference:
What is MPG: MPG is commonly associated with video and audio compressions MPEG-1 or MPEG-2. This is designed to compress audio and video to formats that can be downloaded. Movies with this extension are of lower sizes and greater quality, but quality differs from original VCR videos. This file format can run on Mac, Windows and other portable devices.
What is MP4: MP4 files (MPEG-4 Part 14) are multimedia files. MP4 is a container format that can store video, audio and subtitle data (as well as more depending on content). Since stores like iTunes uses this container format, and it is used with iPod and PlayStation Portable (PSP), MP4 files have become more common.