Trim Video
Cut a segment from your video by time. Free, in your browser, no uploads.
.mp4, .mov, .avi, .mkv · up to 100 MB
Why trim video
The exact segment you need, in seconds
Total privacy
Your video never leaves your device. FFmpeg.wasm processes everything locally, no server uploads.
Frame-accurate cutting
We re-encode to ensure the segment starts and ends exactly where you specify.
Universal compatibility
Output always in MP4, the most compatible format for any device, platform, or social network.
Instant after first load
The FFmpeg engine downloads once and is cached. All subsequent trims start immediately.
How it works
Three steps, no hassle
Upload your video
Drag and drop or select your video file. No registration, no format restrictions.
Define the segment
Enter the start and end time in MM:SS format. For example, 00:30 to 01:45.
Download the clip
The segment is processed in your browser and exported as MP4. Download with one click.
FAQ
Got questions?
Use MM:SS format; for example, 01:30 means 1 minute and 30 seconds. For videos longer than 1 hour you can use HH:MM:SS.
We re-encode the video to guarantee frame-accurate cuts. This involves minimal re-encoding, but the result is exactly the requested segment.
There is no duration limit. Processing time is proportional to the length of the trimmed segment.
The tool currently processes one segment per operation. For multiple segments, run the tool multiple times.
Yes, the audio track is kept in sync with the video throughout the trimmed segment.
Always MP4 with H.264 and AAC for maximum compatibility with players, social networks, and platforms.
Video editing basics: non-linear editing, frame-accurate cutting, social media clip creation, content repurposing workflows
Video editing has its roots in the physical cutting of film in the analog cinema era, where editors literally cut frames of celluloid with scissors and joined them with glue or tape. The transition to non-linear editing (NLE) began in the late 1980s with systems such as Avid Media Composer (1989) and became popular in the 1990s with software like Adobe Premiere and Final Cut Pro. Non-linear editing allows access to any point in the video randomly, without the need to rewind or fast-forward as in analog video.
Frame-accurate cutting is an important technical concept in digital editing. In modern video codecs like H.264, not all frames are independent: I-frames (intra-coded) are compressed autonomously, while P and B frames depend on preceding or following frames. This means that to make an exact cut at a point that does not coincide with an I-frame, the initial segment must be re-encoded. Professional editors call this 'smart rendering' when the software only re-encodes the segments affected by the cut.
Content repurposing is a central strategy in modern digital marketing. A long video published on YouTube can be trimmed into multiple short clips for Instagram Reels (maximum 90 seconds), TikTok (maximum 10 minutes), YouTube Shorts (maximum 60 seconds), and Twitter/X (maximum 2 minutes and 20 seconds). This repurposing practice maximizes return on investment in video production and adapts the same content to the different consumption habits of each platform.