Compress PDF online free usually means one of two things: make a file small enough to email, or hit a portal’s size limit. Imgician does both in your tab — nothing is uploaded to a server.
Compress a PDF in five steps
- Open Compress PDF.
- Drop in your PDF.
- Enter a target size in KB (for example
500or1024for ~1MB). - Cast the spell — pages are re-rendered so size drops reliably.
- Download the smaller file.
If the best quality result still misses your target, Imgician offers that size or a harder pass — you choose.
Pick a target that matches the job
| Need | Start here |
|---|---|
| Email attachment | Compress PDF for email (~5MB) |
| Chat / WhatsApp | Compress PDF for WhatsApp (~2MB) |
| Strict form (300KB–1MB) | 300KB, 500KB, 1MB |
| Scanned packet | Compress scanned PDF |
Still exploring why the file ballooned? Read Why is my PDF so large?.
Privacy
Compression runs with pdf.js + pdf-lib in the browser. Contracts, ID scans, and statements never leave your device.
Related
FAQ
Do I need Adobe Acrobat?
No — a modern phone or desktop browser is enough.
Will text stay selectable?
This compressor rasterizes pages so size drops on any PDF. Keep the original if you still need selectable text.
Ready to cast a spell?
