Compress PDF to 500 KB online
Shrink a PDF to under 500 KB for e-mail, government and university portals. Free, works in your browser, no upload.
How to compress a PDF in 3 steps
Drag and drop or tap to choose. Up to 5 files at once for free.
Keep the defaults or change quality, size and options.
Instantly — one file or a ZIP. No e-mail, no watermark.
9 ways to use Compress PDF to 500 KB
- Send documents by e-mail or messenger without attachment errors
- Upload scans to government, bank and university portals
- Prepare files for print shops and copy centres
- Share pages on social media and in presentations
- Archive contracts and invoices in one tidy file
- Compress PDF to 500 KB on iPhone and iPad — works in Safari, nothing to install
- Compress PDF to 500 KB on Android — in Chrome, Samsung Internet or Firefox
- Compress PDF to 500 KB on Mac and Windows — in any modern browser
- Compress PDF to 500 KB offline — install Flipo as an app from the browser menu
Compress PDF to 500 KB: useful facts
1.Portals often cap uploads at 500 KB. Flipo re-renders pages as optimised images until the PDF fits under the limit.
2.Text-heavy scans compress best; for very long documents split the PDF first, then compress each part.
3.Set a target size and Flipo picks the strongest quality that still fits.
Flipo vs typical online converters
| Flipo | Typical sites | |
|---|---|---|
| Files uploaded to a server | No — on device | Yes |
| Sign-up required | No | Often |
| Watermark | No | Sometimes |
| Free use per day | 3 conversions | 1–2 tasks |
| Pro per year | €29.99 | €60–150 |
Compress PDF to 500 KB — FAQ
Why can't my file reach 500 KB?
Very large or detailed files may need lower resolution. Try a smaller max width, or split a long PDF into parts first.
Is Compress PDF to 500 KB free?
Yes. You get 3 free conversions every day. Need more? Watch a short ad for one more, or take a Day pass or Pro for unlimited use without ads.
Are my files uploaded anywhere?
No. Files are processed locally in your browser and never sent to our servers — that is also why Flipo works offline.
Does it work on iPhone and Android?
Yes, in any modern mobile browser. You can also add Flipo to your home screen as an app.
Is there a file size limit?
Free: up to 100 MB per file. Larger files are available with Pro, a Day pass or after a donation.
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Simple pricing
Free
- 3 free conversions per day
- Up to 5 files · 100 MB per file
- With ads
Day pass
- Unlimited conversions for 24 h
- Files over 100 MB
- No ads
Pro
- No ads
- Unlimited conversions + ZIP
- Files over 100 MB
- New tools included (OCR, sign PDF)
Popular PDF suites cost €7–15 per month. 14-day money-back · cancel anytime · VAT included
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