Change Video Speed

Free online Video Speed Changer

Use Change Video Speed directly in your browser. It allows the speed up or slow down of various video formats while keeping audio in sync.

How to use Video Speed Changer

1
Upload your file
Click "Select Files" or drag and drop your file (MP4, AVI, MOV, MKV, WEBM, FLV) into the upload box.
2
Choose your settings
Adjust the options for this tool, or keep the recommended defaults.
3
Process and download
Click "Process" and download the result as soon as it is ready.

Supported formats

MP4MPEG-4 Part 14

MP4 is the most compatible video format in the world. It plays on virtually every phone, browser, TV and editing app while keeping file sizes reasonable.

AVIAudio Video Interleave

AVI is an older Microsoft video container. It is widely supported on Windows but files are often large and some players and phones handle it poorly.

Frequently asked questions

How do I use Change Video Speed?

Click "Select Files" or drag and drop your file (MP4, AVI, MOV, MKV, WEBM, FLV) into the upload box. Adjust the options for this tool, or keep the recommended defaults. Click "Process" and download the result as soon as it is ready.

Is Video Speed Changer free?

Yes. Each use costs 6 credits, and everyone gets 20 free credits every day without an account. Sign up to get 50 free credits, or buy a credit pack if you need more.

Which file formats are supported?

Change Video Speed supports MP4, AVI, MOV, MKV, WEBM, FLV files.

Are my files safe?

Yes. Your files are only accessible to you, are transferred over an encrypted connection, and are deleted automatically after processing.

Why Tool Cloud

Fast, private and built for real work

Everything runs on our servers, so it works the same on any device.

Lightning fast

Files are processed in seconds by a dedicated worker queue, with live progress while you wait.

High quality output

Professional-grade engines like FFmpeg and Pillow keep your output crisp and faithful.

Secure & private

Uploads are only visible to you and are deleted automatically after processing.

Keep going

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