Compress Image to KB – Reduce Image to Specific File Size Free
Compress images to a specific file size in KB. JPG, PNG, WebP supported. Free online image size reducer — no upload required.
Drop your files here, or browse
JPG · PNG · WebP · up to 50 MB
Frequently Asked Questions
The tool binary-searches JPEG/WebP quality to get as close as possible to your target KB. Very small targets may also reduce resolution slightly.
It aims for at or below your target. Complex photos may end slightly above the target if quality cannot be reduced further without heavy distortion.
No. Compression runs entirely in your browser using Web Workers.
What is Compress Image to KB – Reduce Image to Specific File Size Free?
Compress Image to KB lets you reduce an image to a specific target file size in kilobytes. Unlike standard compression tools that use a fixed quality setting, this tool automatically adjusts quality to hit your exact target size. It is useful for platforms with strict file size limits such as government portals, job application forms, and online registration systems.
How to Use Compress Image to KB – Reduce Image to Specific File Size Free
- 1Upload your image (JPG, PNG, or WebP).
- 2Enter the target file size in KB.
- 3Click Compress.
- 4Preview the result and download the compressed image.
Key Features
- ✓Target-size compression — specify exact KB
- ✓Supports JPG, PNG, and WebP
- ✓Automatic quality adjustment to hit target size
- ✓Preview before download
- ✓No upload required
Benefits
- →Meet file size limits for online forms and government portals
- →Reduce images to specific sizes for email attachments
- →Optimize images for specific bandwidth constraints
- →Keep images private — no server upload
Why Use Irreva for Compress Image to KB – Reduce Image to Specific File Size Free?
Frequently Asked Questions
Can I compress to any KB size?
Yes. Enter any target size in KB and the tool will adjust quality to get as close as possible to that size.
What if the target size is larger than the original?
The tool will not increase file size beyond the original. If the target is larger, the original quality is preserved.
What formats are supported?
JPG, PNG, and WebP are supported.
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