Video Resizer

Resize video for landscape, vertical, square or custom dimensions in your browser while controlling aspect ratio.

Private processing
Your files never leave your device.

Processing happens privately in your browser.

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What you can do

Resize video to custom dimensions or common creator aspect ratios.

Best for

  • Custom width and height.
  • Maintain aspect ratio.
  • 16:9, 9:16, 1:1 and 4:5 presets.
  • Complete the core workflow directly in the browser with no unnecessary account step.

Privacy & processing

This workflow processes your own file or text on this device. AG Creator Tools does not upload private media for this local workflow.

Processing engine: Shared Video Processing Engine

How to use Video Resizer

  1. Choose a video.
  2. Pick a creator preset or enter custom width/height.
  3. Keep aspect ratio enabled unless you intentionally want stretching.
  4. Process and download the resized result.

Inputs, outputs and useful limits

Input

A local video plus target dimensions.

Output

A resized MP4 video.

Important limits

  • Performance depends on your browser, device memory, processor/GPU and the codecs used by the source file.
  • Changing aspect ratio without cropping can stretch the image.

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Common questions: Video Resizer

What presets are included?

The tool includes common 16:9, 9:16, 1:1 and 4:5 creator sizes plus custom dimensions.

Does resizing crop my video?

No. Resizing changes dimensions. Use Crop Video when you need to remove part of the frame.

Why are some dimensions rounded?

Video encoders commonly work best with even pixel dimensions, so the tool normalizes values where needed.

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