Compress JPEG to 100 KB
Need a JPEG under 100 KB? Drop it below and PhotoReducer finds the highest quality that fits the limit — automatically, and without uploading anything.
Drop images here or click to browse
JPG, PNG, WebP, AVIF · processed on your device, never uploaded
How the 100 KB limit is reached
PhotoReducer tries different quality levels and keeps the best one whose file stays under 100 KB. Most photos reach this limit through compression alone, keeping their original dimensions.
Who asks for 100 KB files?
A 50 KB cap appears in countless application forms, ID uploads and profile pictures. It is also a sweet spot for web thumbnails: small enough to load instantly, big enough to look clean on screen.
Frequently asked questions
Will the JPEG still look good at 100 KB?
For screen use the result looks good: the tool picks the highest quality that fits, and only reduces dimensions if compression alone is not enough.
Does it change the format of my file?
The output is JPG by default — the format virtually every form accepts — and you can switch to WebP. JPG, PNG, WebP and AVIF are accepted as input.
Is my photo uploaded anywhere?
No. Everything runs locally in your browser with WebAssembly — your image never leaves your device, which makes this safe even for ID photos and documents.