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Description

Type
Rating
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Mp4Forge (former MP4-Mux-Tool) is a GUI for mp4box, you can mux files with dolby vision. You can import video, audio, subtitle and chapter tracks and mux them all together in an mp4 format. Requires mp4box.

Free software
OS: Win Mac Linux
File size: 57MB
Portable version
Old versions
Version history
9.8/10
3 votes
Rate it




Screenshots

Mp4Forge screenshot

Mp4Forge screenshot 2

Mp4Forge screenshot 3
Latest version

2.1.1 (January 7, 2026)



Download


Visit developer's site

Download Mp4Forge 2.1.1 Windows 64-bit  59MB  Win64 Win  Portable Portable

Download Mp4Forge 2.1.1 Mac Intel 64-bit  239MB  Mac64 Mac

Download Mp4Forge 2.1.1 Mac Silicon ARM 64-bit  215MB  MacARM64 Mac

Download Mp4Forge 2.1.1 Linux 64-bit  126MB  Linux64 Linux




Download old versions


Download Mp4Forge old versions Archive Archive



Software License

Free software / FOSS (Free and Open Source Software)



Supported operating systems

Windows Win Mac OS Mac Linux Linux




Version history / Release notes / Changelog / What's New


2.1.1

[2.1.1]
Fixed
Fixed a bug when where a user set language to None it would still pull it from the file

View full changelog




All features


Current Features (v2.0.0-rc)
Multi-track support: Add multiple video, audio, subtitle, and chapter tracks to a single MP4 container
Multi-track MP4 audio selection: Select specific audio tracks from MP4 files containing multiple audio streams
Language & metadata: Set language codes, titles, default/forced flags for all tracks
Audio delay: Support for audio delay values (automatically detected from filenames or MediaInfo)
Chapter support: Import chapters from OGM/XML files or other MP4 containers
Queue system: Build and manage multiple muxing jobs in a queue
Cross-platform: Available for Windows (8+ x64), macOS, and Linux
Theme support: Light, dark, and auto themes
Persistent configuration: Settings stored in OS-appropriate locations (portable mode available)
Supported Formats
Video: H.264/AVC, H.265/HEVC (as MP4/M4V input)
Audio: AAC, AC3, E-AC3, MP2, MP3, Opus, OGG, MP4/M4A (with multi-track selection)
Subtitles: SRT, SSA, ASS, VTT
Chapters: OGM, XML, MP4 (extracted from existing files)
Output: MP4 container only

Requirements
MP4Box must be installed and available in your system PATH, or configured in the application settings.

Download MP4Box: GPAC Downloads
Or install via package manager:
Windows: winget install GPAC.GPAC or choco install gpac
macOS: brew install gpac
Linux: apt install gpac or yum install gpac




Sections/Browse similar tools






Guides and How to's




Acronyms / Also Known As

MP4-Mux-Tool



Download Mp4Forge Portable download from the Download links under Download and Download other versions!



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3 reviews, Showing 1 to 3 reviews


Rating by DolbyVision on Apr 9, 2023 Version: Mp4 Mux Tool 1.17 OS: Windows 10 64-bit Ease of use: 10/10 Functionality: 8/10 Value for money: 10/10 Overall: 10/10




Rating by Chris Blair on Aug 11, 2022 Version: 1.12 OS: Windows 10 64-bit Ease of use: 10/10 Functionality: 10/10 Value for money: 10/10 Overall: 10/10




Rating by jlw4049 on Feb 2, 2022 Version: 1.1 OS: Windows 10 64-bit Ease of use: 10/10 Functionality: 10/10 Value for money: 10/10 Overall: 10/10


3 reviews, Showing 1 to 3 reviews

1 tool hits, Showing 1 to 1 tools
   



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Our hosted software are virus and malware scanned with several antivirus programs using www.virustotal.com. (NOTE! Just one virustotal warning is 99.9% a false positive. And some software might receive 2-6 warnings but it's if they are not all same virus/trojan then it's 99% false positives.)


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