#1 Online AI video editor

MP4 trimmer

Easily trim MP4 videos online with our AI tool. No installations needed! Try our user-friendly trimmer for free today and streamline your editing process!

Trusted by over 1 Million users worldwide

Auto edit

Edit hours of footage in minutes

Drop in your raw recording. VIDIO finds the best moments, cuts the dead air and adds music and transitions, ready to post.

Raw recording · 1:42:10Export
Video
Voice
Music
Upbeat · royalty-free

Simple 3 steps to trim MP4 video

No need to install anything on your device. Nothing to learn to use our tool. We need just a few clicks from you. We simply do the job in easiest way.

  1. You upload

    Drag and drop your video file. Uploading progress will be displayed until it is complete.

    49:33
    MP4 · 12.2 GB0%
  2. Describe your requirements

    Tell the AI what you want in your edit using the prompt box, then send it. Vidio will use your requirements to create the video.

  3. You download

    You download your video output on your device by simply clicking the Export button.

    0%
    MP41080pMP4

Trim, then finish

Trim an MP4 and leave with a video ready to post

Say how long it should be, pick the shape and add captions and music in the same pass, all in your browser with nothing to install.

Trim to an exact length

Upload an MP4, say how long it should run and where it should start, and VIDIO makes the trim.

Trim this to 30 seconds, starting at the reveal
Max MP4 upload3 GB

Keep the parts you want

VIDIO splits the MP4 into parts and marks the ones it would keep. Toggle any part in or out.

Opening0:42
The reveal0:18
Extra detail0:26
Ending0:35
1:35

Set the runtime

Pick 30 seconds, one minute or three, and how long each part stays on screen.

FastBalancedSlow
0:301:003:00

Music on the trimmed clip

Add a royalty-free track or your own, and beat sync lines the cuts up with it.

  • Upbeat pop
  • Chill beats
  • Cinematic

Change the shape while you trim

Turn a wide MP4 into 9:16 for Shorts, Reels or TikTok or 1:1 for Instagram, or keep it 16:9 for YouTube.

16:99:161:1

Smooth where you cut

Each trim point gets a crossfade, wipe or zoom automatically instead of a hard jump.

Crossfade
CrossfadeWipeZoom

Captions in the same pass

Word-by-word captions and text overlays go on the trimmed clip, timed to the speech.

CC

Recommended by top media and bloggers.

SubstackEnvato ElementsDailymotionWondershareDesignRush

Who it's for

Cut an MP4 down to the part you need, wherever it's going

Most files run longer than the job needs. VIDIO trims each one to the right length and shape, then saves it as an MP4 again.

  • 1:00

    9:16

    Vertical, ready to post

    Social media managers

    Long brand videos, cut to fit TikTok

    Take a long brand video, keep the strongest seconds and post a vertical cut that fits the feed.

    TikTok9:16 · 1:00

  • Your talk
    Ums
    Long pauses

    What stays, what goes

    YouTubers

    Recordings without the setup chatter

    Trim the minutes before you start talking and the fumbled goodbye before you upload.

    YouTube16:9 · 12:00

  • 1:45:00 footage

    5:00

     

    Long footage → short cut

    Teachers

    A clip that fits the lesson

    Cut a documentary or a lecture down to the minutes you'll actually play in class.

    MP416:9 · 5:00

  • 0%

    Footage left out

    Remote teams

    Just the part of the meeting that matters

    Trim a long call recording to the decision and send it to whoever missed it.

    MP416:9 · 3:00

  • 0s

    Seconds kept

    Online sellers

    A short product clip for the listing

    Trim phone footage of the item to a few clean seconds for Instagram.

    Instagram1:1 · 0:15

FAQ5

Frequently asked questions

It employs advanced AI algorithms to analyze and trim MP4 automatically. It identifies key moments and content within the video, providing concise summaries of the most important segments.

You can use a variety of video formats, including GIF, MP4, MOV, MPG, WEBM, and MPEG. We support these formats to ensure compatibility with a wide range of video files.

Yes, there is a maximum file size limit of 3GB for videos that can be processed. For more information, please visit the pricing page.

We offer a free option that allows you to use the service. For more information, please visit the pricing page.

The process begins with user inputs for customization. Users can choose summarization mode (speech or visual), desired output length, aspect ratio, and more. While the initial setup is based on user preferences, the remaining steps are fully automated from there.

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Make your next upload your best one

Edit it, package it, schedule it and track it with VIDIO. Free to start.

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