Free browser tool
Compress Image
Reduce image file size in the browser for uploads, email, and web use.
Quick answer
Compress Image helps estimate the result from your inputs in the browser. Use the output as a planning number, then compare it with your records, provider terms, or official guidance before making a final decision.
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Compression trades file size for image quality. Check logos, text, and screenshots before publishing.
Calculator
Results update as you type
Formula
The math behind the result
smaller dimensions + lower quality = smaller file size
How it works
A clean flow from input to answer
- 1Upload a JPG, PNG, or WebP image.
- 2Adjust quality if needed.
- 3Download the smaller file and compare size before publishing.
FAQ
Common questions
Will image quality drop?
Usually yes. Lower quality and smaller dimensions reduce file size but can soften details.
Does the image leave my device?
No. Processing happens in the browser.
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