Download MP4Joiner v3.8

Latest Stable Release: 2026 Optimized Build | 100% Virus-Free & Open Source

🪟

Windows

Windows 11, 10, 8.1, 7
(32-bit & 64-bit Compatible)

Download for Windows

Size: ~23 MB | .exe installer

🍎

macOS

macOS 10.10+
(Incl. Sequoia & M1/M2/M3 via Rosetta)

Download for macOS

Size: ~75 MB | .dmg disk image

📦

Source Code

GPL Licensed
For developers and advanced users

Download Source (.tar.bz2)

Build your own binaries

🛡️ Scanned by VirusTotal | 🚫 No Bundled Software | 💎 Original GPL Build
🛠️

What is MP4Tools?

The installer you are downloading contains the complete MP4Tools suite. This is a collection of open-source cross-platform tools tailored for MP4 manipulation.

✅ MP4Joiner The primary tool to merge multiple files into one without re-encoding.
✅ MP4Splitter A powerful utility to split one video file into multiple segments easily.

*Note: Both tools are installed together to provide a complete video cutting and joining experience.

How to Install MP4Joiner

1

Run the Installer

Double-click the .exe (Windows) or .dmg (Mac) file. If Windows SmartScreen appears, click “More Info” & “Run Anyway”.

2

Follow the Setup Wizard

Accept the GPL License agreement and choose your installation directory. The process takes less than 30 seconds.

3

Launch & Join

Open MP4Joiner from your desktop or Applications folder and start merging your MP4 clips instantly.

File Integrity Check

Verify your download using these SHA-256 hashes to ensure the file hasn’t been tampered with:

Windows (v3.8 .exe) e369f3c39e74ca6e106767817b63179c59d030497dde01cfb1e9f64393a0247b
macOS (v3.8 .dmg) f9af7f53e5a9c6c0d576c8c14311f04fb6c39c30919a5594b24c51a64fc7cde0

* How to check? Use Get-FileHash in Windows PowerShell.

📜 Release Notes & Change Log

Stay informed about the latest improvements and bug fixes in the MP4Tools suite.

MP4Joiner v3.8 LATEST STABLE

Released: 2026 Community Optimization
  • ✔ Enhanced Re-encoding: Added the possibility to specify custom audio sample rates and bitrates when Direct Stream Copy is not possible.
  • ✔ Key Frame Splitting: MP4Splitter now supports splitting on key frames only (ensuring perfect cuts without glitches).
  • ✔ Improved Drag & Drop: Smoother file handling and reordering within the main interface.
  • ✔ FFmpeg Core Update: Bundled with optimized FFmpeg 4.x/5.x libraries for faster binary-level processing.
  • ✔ New Localizations: Added Korean, Sinhala, and updated Spanish/Venezuela translations.

Looking for older versions? Our archive includes v3.7 and v3.6 for legacy 32-bit systems (Windows XP/Vista).

Quick Fixes for Common Issues

Having trouble downloading or running MP4Joiner? Check these solutions.

🛡️ Windows “Protected Your PC” Message

This occurs because MP4Joiner is a free open-source tool without an expensive corporate digital signature. It is NOT a virus.

Solution: Click “More Info” then click “Run Anyway”.

🍎 macOS “Unidentified Developer”

macOS may block the app because it wasn’t downloaded from the App Store.

Solution: Right-click the app icon, select “Open”, or go to System Settings > Privacy & Security to allow it.

⚙️ Error: “Missing msvcp140.dll”

Some systems may lack the necessary Microsoft Visual C++ Redistributable components.

Solution: Download and install the Visual C++ Redistributable from Microsoft’s official site.

🚫 Anti-Virus False Positives

Heuristic scanning occasionally flags open-source installers.

Solution: Add the MP4Joiner installer to your antivirus “Exclusion” list or scan it via VirusTotal to confirm it is safe.
🚀

Ready to Start?

Get the latest stable build of MP4Joiner and start merging your clips in seconds.

↑ Back to Top & Download Now
Free • Open Source • No Registration Required
🛡️
100% Clean
No Adware / No Spyware
📜
GPL Licensed
Free Open Source Software
🔒
Verified Build
Original Project Binaries

Compliance & Redistribution Notice

MP4Joiner is a part of the MP4Tools suite, a free software project created by Alex Thüring. It is released under the GNU General Public License (GPL), which allows for free redistribution and modification.

This website (mp4joiner.com) serves as a community-driven distribution hub for the project’s original binaries. We do not modify the software code or bundle it with third-party installers. For full source code, please refer to the download section above.

Windows and the Windows logo are trademarks of the Microsoft group of companies. macOS is a trademark of Apple Inc. All other trademarks are the property of their respective owners.