How to Blur a Video Online: Whole Frame or Just Part (Free)

Blur a whole video or just part of it in your browser with pixelate.video. Choose Blur, set the strength, draw a box over a sign or screen, track it as it moves, time it, or keep one area sharp. Free, no upload, no watermark.

Free tool and guide Blur video online Blur the whole frame, or just part of the video. Open the tool →

Key moments

1. 1 Introduction , starts at 0:00
2. 2 Open your video , starts at 0:16
3. 3 Blur the whole video , starts at 0:25
4. 4 Blur part of a video , starts at 0:44
5. 5 Blur for a few seconds , starts at 1:12
6. 6 Keep one area sharp , starts at 1:28
7. 7 Export and download , starts at 1:45
8. 8 Recap , starts at 1:59

Transcript

Introduction 0:00

1. 0:00 Here's how to blur a video online, free, right in your browser.
2. 0:05 You can blur every frame, for a soft background or a teaser.
3. 0:09 Or blur just one part, like a sign or a screen.
4. 0:13 Nothing is uploaded, and there's no watermark.

Open your video 0:16

1. 0:16 Open pixelate.video, and click Select video, or drop your file on the page.
2. 0:21 MP4, MOV, WebM and MKV all work.

Blur the whole video 0:25

1. 0:26 Under What do you want to hide, The whole video is already selected, so every frame is covered.
2. 0:31 Under Look, click Blur.
3. 0:34 Drag Blur strength to set how strong it is, from 4 to 64 pixels.
4. 0:39 It's measured at your video's full resolution, so the preview matches the export.

Blur part of a video 0:44

1. 0:44 To blur only part of the frame, click Part of the video.
2. 0:48 A starter box appears in the middle.
3. 0:50 Delete it, or drag it where you need it.
4. 0:53 Then drag on the video to draw a box over what you want to hide, like this cafe sign.
5. 0:59 The camera moves, so click Track movement automatically.
6. 1:03 The box follows the sign through the whole clip, right on your device.
7. 1:06 If it ever loses track, move the box back and track again from there.

Blur for a few seconds 1:12

1. 1:12 To blur something only while it is on screen, open Timing & shape.
2. 1:17 At the moment it appears, click Starts here.
3. 1:21 Drag the playhead to where it should stop.
4. 1:24 Then click Ends here.
5. 1:25 The square bracket keys do the same.

Keep one area sharp 1:28

1. 1:28 To blur everything except your box, open More options.
2. 1:32 Turn on Blur everything except the boxes.
3. 1:34 The rest of the frame is blurred, and the box stays sharp.
4. 1:38 It's a simple box or oval, not a cut-out of a person, so it suits things that stay put or that you track.

Export and download 1:45

1. 1:45 When it looks right, click Export video.
2. 1:47 The video is rendered right in your browser.
3. 1:51 Then click Download video.
4. 1:53 You get an MP4 with the original sound, or a WebM if you pick it under Export settings.

Recap 1:59

1. 1:59 Here's the recap.
2. 2:01 Open your video.
3. 2:02 Choose The whole video, or Part of the video and draw boxes, then pick Blur.
4. 2:07 Then export and download it.
5. 2:09 Blur your next video free at pixelate.video.