Free Online Image Resizer

Resize, compress and convert images in seconds — right in your browser. Your files never leave your device. No account, no watermark, no limits.

ResizeMate resizes, compresses and crops images entirely in your browser — your files are never uploaded to a server. It is free, needs no signup, and adds no watermark.

Free image tools

Resize PNG

Resize PNG images online free. Set exact pixels or percentage, keep transparency, no quality loss. 100% in your browser — files never uploaded. No signup.

Resize JPG

Resize JPG / JPEG images online free. Exact pixels or percentage, adjustable quality, no signup. Runs in your browser — your photos are never uploaded.

Compress Image

Compress JPG, PNG and WebP images online free. Shrink file size with a live preview, no quality loss control, no signup. 100% in your browser — never uploaded.

Bulk Resizer

Resize many images at once for free. Apply one size to all, keep aspect ratio, download each instantly. Runs in your browser — no upload, no signup, no limit.

PNG to JPG

Convert PNG to JPG online free. Smaller files, optional resize and quality control, no signup. Runs in your browser — your images are never uploaded.

JPG to WebP

Convert JPG to WebP online free for smaller, faster images. Optional resize and quality control, no signup. Runs in your browser — never uploaded.

To 20 KB

Compress a JPG or PNG to 20KB online free. Hit strict 20 KB upload limits for forms and old systems — in your browser, no upload, no signup.

To 50 KB

Compress JPG or PNG to 50KB online free. Meet the common 50 KB limit on job and government application forms — in your browser, no signup.

To 100 KB

Compress JPG or PNG to 100KB online free. Ideal for fast-loading web images and upload limits — in your browser, no upload, no signup.

To 200 KB

Compress JPG or PNG to 200KB online free. Great for crisp blog and product images that still load fast — in your browser, no signup.

To 500 KB

Compress JPG or PNG to 500KB online free. Keep high quality for portfolios and large web images — in your browser, no upload, no signup.

To 1 MB

Compress a photo to under 1MB online free. Meet email and upload limits while keeping high quality — in your browser, no upload, no signup.

Which image format should you use?

FormatBest forTransparency
PNGLogos, graphics, screenshots, sharp edgesYes
JPGPhotos — smallest size for rich imagesNo
WebPWeb use — smaller than both at similar qualityYes

Rule of thumb: photos → JPG or WebP; anything with transparency or text → PNG or WebP.

Why use ResizeMate

Private

Images are processed in your browser and never uploaded to a server.

Fast

No upload/download round-trip — results are instant on your device.

Free

No signup, no watermark, no limits.

Frequently asked questions

Are my images uploaded to a server?
No. Every tool on ResizeMate runs entirely in your browser using your device. Your images never leave your computer.
Is ResizeMate free?
Yes — all tools are free, unlimited, with no signup and no watermark.
What formats are supported?
PNG, JPG/JPEG and WebP for resizing and compression.