Our take: Shrank our PDF by 98% without signing up, with a choice of quality levels. Its editing and signing tools make it easy to keep working on one site. The free tier has hourly and page limits.
- ✓ No sign-up — tested
- ✓ PDF −98% — tested
- 3 quality levels · edit & sign next
- ! Uploads · hourly free limit
- ? China access — not tested yet
Our test
Tested 28 Sep 2026 · Chrome desktop · synthetic 3-page test PDF with one embedded photo, 3.89 MB (same file for all four tools)
How we checked privacy: The PDF was uploaded to Sejda’s server (sejda.com/api/files/upload) and processed there. Its privacy policy says uploaded and output files are permanently deleted after the time needed to process and download them, without giving an exact time.
Data sheet
Every row shows how we know it
| Free limit | Free · hourly and page limits (pricing page) Official |
|---|---|
| Sign-up | Not required Tested |
| Watermark | None Tested |
| Levels | Medium · Good · Best quality Tested |
| File processing | Uploaded to Sejda servers Tested |
| File retention | Deleted after processing (no exact time) Official |
| Access from China | — Not tested |
When to use it
Compressing a PDF and then editing, signing or deleting pages on the same site.
Before you use it
The free tier limits tasks per hour and pages. Files are uploaded, and deletion is only described as “after processing” with no exact time.
How to use it
- Open Sejda’s Compress PDF page (no sign-up).
- Upload the PDF and choose a quality level.
- Press Compress PDF and download the result.
Alternatives
Guide: How to merge PDFs: compare free tools and upload requirements
Hands-on comparison We compressed the same 2.74MB PDF on 7 free sites. Sejda ranked #5 (382KB, −86.7%). See the PDF compression test →
Last verified 28 Sep 2026 · Found something outdated? Tell us. · Official privacy policy