OmniToolsFree

Image resizer

Resize by pixels or percent, lock the aspect ratio, or start from a preset.

  • 20 MB per image
  • About 50 megapixels
  • Runs in the browser

Your file is processed in this browser and is not uploaded by this tool.

How to use it

Three steps

  1. 01

    Choose an image.

  2. 02

    Set a width, a height, a percent, or a preset.

  3. 03

    Lock aspect ratio if you want the other side to follow. Export JPEG, PNG or WebP.

Related tools

Image cropper

Crop with a free rectangle or a ratio preset, then rotate or flip before export.

Image compressor

Reduce JPEG, PNG or WebP files in this browser. Re-encoding strips metadata.

Image to PDF

Put JPEG, PNG or WebP images on PDF pages. Drag to reorder, then choose a page size and margin.

Questions

Which presets are included?

1920×1080, 1280×720, 1080×1080, 1080×1350 and 1200×630. They are common frame sizes, not platform guarantees.

Does resizing add sharpness?

No. The browser scales the bitmap. Enlarging a small image will look soft.