Best PDF Compression Software in 2026
Updated
34 PDF compression software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
34ranked
2free plans on this page
4 Oct 2026last checked
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 26 Adobe PDF Services APIAdobe No phone app RecognisedPhone appDocumentedFree plan 5.9Free
- 27 Compressify No phone app RecognisedPhone appDocumentedFree plan 5.6Free
- 28 OpenToolKit CompressPDF No phone app RecognisedPhone appDocumentedFree plan 5.5 Batch compression: Yes
- 29 PDF Resizer No phone app RecognisedPhone appDocumentedFree plan 5.5 Maximum file size: 100 MBBatch compression: Yes
- 30 Online PDF Compressor No phone app RecognisedPhone appDocumentedFree plan 5.5 Maximum file size: 100 MBBatch compression: No
- 31 WeCompress No phone app RecognisedPhone appDocumentedFree plan 5.3 Maximum file size: 50 MBBatch compression: No
- 32 PDFify No phone app RecognisedPhone appDocumentedFree plan 5.3
- 33 11zon Compress PDF No phone app RecognisedPhone appDocumentedFree plan 5.2 Batch compression: Yes
- 34 Free PDF Compressor No phone app RecognisedPhone appDocumentedFree plan 4.9
Compare all 9 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Compression modes | Maximum file size |
|---|---|---|---|---|---|---|---|---|
| 26 | Adobe PDF Services API | 5.9 | Free plan | Free | Yes | — | — | — |
| 27 | Compressify | 5.6 | Free plan | Free | Yes | — | — | — |
| 28 | OpenToolKit CompressPDF | 5.5 | No | — | Yes | — | — | — |
| 29 | PDF Resizer | 5.5 | No | — | Yes | — | — | 100 MB |
| 30 | Online PDF Compressor | 5.5 | No | — | Yes | — | — | 100 MB |
| 31 | WeCompress | 5.3 | No | — | Yes | — | — | 50 MB |
| 32 | PDFify | 5.3 | No | — | Yes | — | — | — |
| 33 | 11zon Compress PDF | 5.2 | No | — | Yes | — | — | — |
| 34 | Free PDF Compressor | 4.9 | No | — | Yes | — | — | — |