Forum Discussion

Scottil's avatar
Scottil
Brass Contributor
Aug 03, 2026

Best way to trim a large MP4 video without adding a watermark

I have a pretty large MP4 file (few GB) that I just need to trim down — cutting off the start and end, nothing else. Tried a couple of those free online trimmer sites and of course they slap a waterm...
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Xollom's avatar
Xollom
Iron Contributor
Aug 03, 2026

If you're looking for the best MP4 editing software, give LosslessCut a try. It's a free tool designed for video editing that supports lossless editing of MP4 files, making it ideal for quick video editing tasks.

How to Use the Best MP4 Editing Software

  1. Open your browser, visit the official LosslessCut website, download the program, and run it.

  2. Click “Open File,” or drag and drop the target MP4 file into the software window.

  3. Move the playhead to the starting point of the segment you want to keep, then click “Set Start Marker.”

  4. Move the playhead to the ending point, then click “Set End Marker.”

Finally, check the generated MP4 file in your chosen folder.

Disadvantages

  • Does not support advanced video editing features such as adding text or transition effects.

  • Supports only common video codec formats.

  • The user interface is simple and lacks extensive preview adjustment options.

As a lightweight, lossless trimming tool, this software is very easy to use if you frequently need to trim video clips. However, it focuses solely on trimming and cannot handle comprehensive video production tasks.

This software is a reliable, top-tier MP4 trimming tool. It is suitable for users who want to quickly trim MP4 videos while maintaining the original video quality.