Is there a file limit?

The browser’s memory is the limit. Dozens of large photos can freeze a tab. Split big folders.

Do originals get overwritten?

No. You download new files in a zip. The originals stay where you picked them from.

Bulk Image Resizer — Many Files, One Zip

Drop an image

Drop many photos. They are zipped after resize. Huge batches can strain memory.

Choose files

Resize a batch of photos in one pass

Same width, height, or max side for every file, then a zip download. Still in the browser — large batches can tax RAM. One photo at a time is the image resizer. Hitting a KB cap uses compress image to size.

Bulk image resizer FAQ

Is there a file limit?: The browser’s memory is the limit. Dozens of large photos can freeze a tab. Split big folders.
Do originals get overwritten?: No. You download new files in a zip. The originals stay where you picked them from.

Related image tools

JPG compressor

Shrink JPEGs with a quality slider. Stays in your browser.

PNG compressor

Reduce PNG size by scaling or converting to WebP or JPG.

WebP converter

Turn JPG, PNG, or GIF into a smaller WebP file.