Compress Image to 100KB - Verified Target Size

Compress images to 100KB or less using bounded quality and dimension search. Every result states whether the target was met.

Verified 100KB target mode. Results are labeled Target met only when the actual output Blob is 100KB or less; otherwise the closest result is clearly marked.

Drag and drop files here

or

Accepted input: JPG, PNG, or WebP

Features

  • Adjustable compression quality
  • Max width scaling option
  • Batch compression support
  • Verified target-size status and actual Blob size
  • Image pixels are processed locally
  • Capacity depends on browser memory and Canvas limits
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Frequently Asked Questions

How to reduce photo size to 100KB?
Upload an image and keep Target Size set to 100KB. JPG and WebP use bounded quality search and then dimension reduction when necessary; PNG uses dimension reduction. The result explicitly states whether it reached 100KB.
Will 100KB look bad?
Visual quality at 100KB varies substantially with image content and dimensions. Inspect the downloaded image before submitting it.
What if my image is still over 100KB?
The result is marked Target not met and shows the closest smaller candidate, or keeps the original when no candidate is smaller. No over-target result is presented as successful.
Why do forms require images under 100KB?
Some forms impose small upload limits. The tool verifies the actual Blob size and labels a result Target met only when it is at or below the selected limit.