Exam forms, visa applications, and job portals often demand a photo under a specific KB limit — and manually guessing a quality percentage to hit that exactly is tedious. This tool automatically searches for the highest quality that still fits under your target size, entirely in your browser.
How to use the compress image to size tool
- 1
Upload a photo
Drop in the image you need to shrink.
- 2
Set your target size in KB
Enter the exact limit a form or upload requires.
- 3
Compress and download
The tool automatically finds the highest quality that fits under your target.
Common use cases
Meet an exam or application form limit
Many government and exam forms require a photo under a strict KB limit — this hits that target automatically.
Fit a strict upload cap
Get a photo under a size limit without manually guessing quality settings.
Prepare a document scan for size limits
Shrink a scanned photo ID or signature to fit a required file size.
Frequently asked questions
It uses a binary search over JPEG quality settings, re-compressing repeatedly until it finds the highest quality that still fits under your target size.