Compress Image Online (Reduce KB)
Shrink image file size in KB with smart browser-based compression.
How it works step by step
- 01Select your JPG, PNG, or WebP image.
- 02Choose compression level (Recommended, Extreme, or Light).
- 03Check real-time savings and download your lightweight image.
Technical specs & privacy
Drastic File Size Reduction
Save up to 80% file weight with zero noticeable quality degradation for web and email use.
Preserves Pixel Dimensions
Keeps original width and height intact while optimizing compression stream and redundant metadata.
100% Private In-Browser Engine
All optimization runs locally inside your browser; no images are uploaded to external servers.
| Supported input formats | JPG · PNG · WEBP |
|---|---|
| Output target format | SMALLER FILE |
| Conversion engine | FFmpeg WebAssembly (in-browser local) |
| Storage & Privacy | Guaranteed Privacy · In-Browser Local & Sandboxed 30-Min Auto-Purge |
Frequently asked questions
Which compression level should I pick?
The "Recommended" preset delivers substantial file size savings while maintaining sharp visual quality.
Does it strip unnecessary metadata?
Yes, heavy EXIF headers are stripped to maximize byte savings.
Are my images kept private?
Absolutely. All compression algorithms execute inside your browser without uploading your files.
Does compression change pixel resolution?
No. Pixel dimensions remain identical; only compression bitrate and redundant bytes are optimized.
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