How do I resize an image online?

Upload your image, then resize it by percentage or exact dimensions while optionally locking the aspect ratio.

Is the image resizer free?

Yes, completely free. No account required.

Can I resize multiple images at once?

Yes. Upload multiple images and resize them with the same settings in one batch.

Will resizing reduce file size?

Usually yes. Smaller dimensions and a more efficient output format will reduce file size.

Are my images private?

Yes. Resizing happens entirely in your browser using WebAssembly.

Resize

Resize Images Online

Resize multiple images at once by percentage or exact pixel dimensions. Maintain aspect ratio or set custom sizes. Fast, free, and private — your files never leave your browser.

Read our full guide

Drop images here, paste, or click to select

Features

Batch resize multiple images simultaneously

Resize by percentage (10% to 400%) or exact pixels

Lock aspect ratio to prevent distortion

Preset dimensions: HD, Full HD, 2K, 4K, Instagram, Avatar

Choose output format: PNG, JPEG, or WebP

Download all as ZIP or individually

Real-time dimension preview per image

Drag & drop, paste, or click to upload

How to Use

Upload images by drag & drop or click to select

Choose resize mode: percentage or pixel dimensions

Adjust size and select output format

Click Resize All and download results

resize imagesimage resizerbatch resizereduce dimensionsscale imagesphoto resizerHD resize4K resizefree onlineno upload

100% private — your images are processed in the browser and never uploaded to any server.

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