Image Resizer Online — Resize Images Free in Bulk

Resize JPG, PNG, and WebP images to exact pixel dimensions, a percentage of original, or a social preset. Batch resize many images at once with no quality loss.

How to image resize online — 3 easy steps

Step 1: Drop one or many images into the dropzone.
Step 2: Set new dimensions or pick a social media preset.
Step 3: Click Resize and download all images at the new size.

Why use FileMasterPDF to resize, compress, and convert images

Batch processing: handle dozens of images in a single operation.
100% private: images are processed locally — never uploaded.
No account needed: drop files and start immediately.
Format flexible: JPG, PNG, and WebP are all fully supported.
Free forever: no limits, no watermarks, no fees.

Frequently asked questions — Image Resize

Can I resize many at once?

Yes — drop as many as you like for batch resizing.

Is aspect ratio maintained?

Locked by default. Toggle off to stretch to exact dimensions.

What formats are supported?

JPG, PNG, and WebP.

Can I resize for Instagram?

Yes — use the 1080×1080 preset or enter custom dimensions.