FatPNG
Files never leave your device

Compress PDF Instantly

Reduce file size up to 90%. 100% free, works offline.

Why FatPNG

The PDF compressor that respects your privacy

Unlike other tools, your files never leave your browser.

100% Private

Your PDFs are processed entirely in your browser. Nothing is ever uploaded to any server.

Lightning Fast

No upload time. No download time. Compression happens instantly on your device.

No Subscription

Pay once, use forever. No monthly fees, no recurring charges. $19 one-time.

How it works

Three simple steps

1

Select PDF

Drop your file or click to browse. No signup needed.

2

Compress

Our engine shrinks your file up to 90% — locally in your browser.

3

Download

Get your compressed PDF instantly. That's it.

Comparison

FatPNG vs. the rest

Others
FatPNG
Files stay on device
✕
✓
No upload wait
✕
✓
Works offline
✕
✓
No subscription
✕
✓
One-time payment
✕
$19
Testimonials

Loved by thousands

"Finally a PDF tool I can use for client contracts without worrying about their data sitting on some server. The local processing is genius."

SK
Sarah K.
Freelance Designer

"I was paying $12/month for another tool. Switched to FatPNG's $19 lifetime deal and never looked back. Same quality, way better privacy."

MR
Marcus R.
Small Business Owner

"Our legal team needed a GDPR-compliant way to compress documents. FatPNG's local processing solved that instantly."

JL
James L.
IT Manager
FAQ

Common questions

How does local processing work?
Your PDF is processed entirely in your browser using WebAssembly technology. The file never leaves your device — there's no upload to any server. This means instant results and complete privacy.
Is the free version really free?
Yes. You get 2 free compressions to try the tool. No credit card, no signup required. If you need more, the unlimited plan is a one-time $19 payment.
What's included in the $19 unlimited plan?
Unlimited compressions forever, batch processing (20 files at once), 500MB max file size, plus merge & split tools and metadata removal for extra privacy. One payment, no subscription.
What if I'm not satisfied?
We offer a 30-day money-back guarantee. If you're not happy for any reason, just contact us and we'll refund you in full — no questions asked.
Does it work offline?
Yes! Once the page is loaded, you can compress PDFs even without an internet connection. Everything runs locally on your device.