Free Image Compressor
& Format Converter
Shrink and convert JPEG, PNG, and WebP files instantly. 100% private—images are processed completely in your browser and never uploaded to a server.
Drag & drop your image here
or click to browse files
No signup · No file size cap · WebP, JPEG, PNG
Bloated images are silently killing your metrics.
Every unoptimized image is a tax on your users, your CDN bill, and your search ranking.
LCP on mobile
Your hero banner is a 3.8 MB JPEG. Google scores it F. Users bounce before it loads.
monthly CDN bill
Unoptimized product images at 2–4 MB each. 40,000 page views. Do the math.
users leave in 3s
A 1-second delay drops conversions by 7%. Your portfolio loads in 9 seconds on café Wi-Fi.
Real numbers. Real file types.
Toggle formats. Watch batch jobs complete. These are actual compression ratios from real production files.
Before
4,218 KB
hero-banner.png
After
187 KB
output.webp
Savings
95.6%
Quality
96/100
Format
WebP
Built for production pipelines.
Not another wrapper around browser APIs. MozJPEG, libvips, and AVIF encoders running server-side at full throughput.
Integrate in 3 lines
RESTful API with SDKs for Node, Python, and Go. Pipe compression directly into your build pipeline.
const result = await compress.run({
input: buffer,
quality: 85,
format: 'webp'
});MozJPEG + libvips
Industry-leading encoders. Not the browser canvas hack.
Progressive JPEG
Images render top-to-bottom instantly — perceived load time drops 40%.
Strip EXIF, keep ICC
Remove GPS, camera data, and thumbnails. Preserve color profiles for accurate display.
18 KB
EXIF stripped
✓
ICC preserved
−3 KB
Avg overhead
Dimensions + quality in one pass
Resize to responsive breakpoints and compress simultaneously. Single HTTP call, multiple outputs.
2.4B
Images compressed
97%
Avg file reduction
340ms
Avg processing time
14k+
Active developers
Shipped at midnight, loaded in milliseconds.
Dropped our homepage from 9.2s to 1.4s LCP. Compress runs in our GitHub Actions pipeline — zero manual steps, every deploy ships optimized assets.
Marcus Reid
Lead Frontend Engineer · Kova Commerce
Our CDN bill went from $1,200/month to $180. 47,000 product images converted to AVIF overnight via the batch API. I wish I had done this two years ago.
Priya Nair
Head of E-commerce Tech · Stellarware
My portfolio loads in 1.1s on a throttled 3G connection now. Used to be 11 seconds. Compress is the first thing I add to every new project.
Tomás Reyes
Indie Developer & Designer · tomcode.dev
No account needed