Trim Video Online Free — Cut MP4, MOV & WebM in Your Browser

Trimming a video means keeping only the part you want and cutting away the rest. Evoke AI lets you drag handles on a visual timeline to set exactly where the clip starts and ends, then exports a clean MP4 using FFmpeg inside your browser. Nothing is uploaded, there is no account or watermark, and no AI API is involved — the whole process happens on your own device.

Why trimming is the most common video edit

Almost every raw recording has extra footage at the edges. A phone keeps rolling for a second before the action starts, a screen recording captures you fumbling to find the record button, and an interview has small talk before the real answer. Trimming removes those dead moments so the viewer sees only what matters. It is the single most common thing people do to video because a tighter clip is easier to watch, faster to upload, and looks far more intentional than raw footage. Unlike heavier editing, trimming does not require any timeline skills — you just decide where the good part begins and ends.

How to trim a video online, step by step

• Open the free Trim Video tool
• Drag your video into the box or click to browse
• Drag the start handle to where you want the clip to begin
• Drag the end handle to where you want it to stop
• Fine-tune the exact seconds in the number fields if needed
• Run the trim and download your shortened MP4

Visual trimming vs typing timecodes

Older tools ask you to type a start time and an end time in seconds, which means guessing, exporting, watching the result, and repeating until it is right. Evoke shows the actual video on a scrubbable timeline so you can see the frame where you want the cut to land and drag the handle straight to it. When you do need frame-accurate precision, the number fields let you nudge the start and end to a tenth of a second. Seeing the footage while you choose the cut points removes the trial and error that makes trimming frustrating in other tools.

What trimming does to the file

When you trim, the tool re-encodes only the section between your start and end points into a new MP4, leaving everything outside that range behind. The audio stays perfectly in sync with the picture because both streams are cut at the same points. The output is a standalone file, so you can share or upload it immediately without needing the original. Because a trimmed clip contains less footage than the source, it is almost always smaller too, which is a helpful side effect when you are trying to fit a video under an upload limit.

When to trim a video

• Removing the pause before and after the action in a phone recording
• Cutting the setup fumble out of the start of a screen recording
• Keeping just the highlight from a longer clip to post on social media
• Grabbing a single answer from a long interview or meeting recording
• Shortening a video so it fits under a messaging or upload size limit

A great clip is usually just a raw recording with the boring edges removed.

Trimming without sending the file anywhere

The FFmpeg WebAssembly engine loads when you run the trim and processes the clip entirely inside your browser tab. Your footage is never uploaded to a server and no AI service sees it, which matters for personal recordings, confidential meetings, and unreleased content. Since the export uses your own processor, a longer clip or a high-resolution source takes a little more time, but the file and your privacy stay entirely under your control.

Tips for clean cuts

• Leave a brief moment of lead-in so the clip does not start mid-motion
• Watch the frame at each handle before exporting to confirm the cut point
• Use the number fields for frame-accurate timing when a beat matters
• Trim first, then compress or convert if you also need a smaller file

Frequently asked questions