Best PDF Compression Software in 2026
Updated
37 PDF compression software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
37ranked
0free plans on this page
$8.99/molowest paid tier
5 Oct 2026last checked
0 of the 12 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | MinimalPDF CompressWindows | No signal | — | — | 1 of 6 | — | 5.2 |
| 27 | Online PDF CompressorWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 28 | PDF ResizerWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 29 | PDFOptimWindows · Mac | No signal | — | — | 2 of 6 | — | 5.2 |
| 30 | WeCompressWeb | No signal | — | — | 1 of 6 | — | 5.2 |
| 31 | 11zon Compress PDFWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 32 | OpenToolKit CompressPDFWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 33 | 3-Heights PDF Analysis & Repair ToolWindows · Mac · Linux | Two bars | — | — | 3 of 6 | — | 5.0 |
| 34 | PDF.coWeb | One bar | — | — | 1 of 6 | $8.99/mo | 5.0 |
| 35 | Datalogics PDF OptimizerWindows · Linux | No signal | — | — | 2 of 6 | — | 4.9 |
| 36 | ComprestoAPI | One bar | — | — | 0 of 6 | $49/mo | 4.8 |
| 37 | Neevia PDFcompressWindows | No signal | — | — | 1 of 6 | — | 4.8 |
Compare all 12 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Compression modes | Maximum file size |
|---|---|---|---|---|---|---|---|---|
| 26 | MinimalPDF Compress | 5.2 | No | — | Yes | — | lossless | — |
| 27 | Online PDF Compressor | 5.2 | No | — | Yes | — | — | 100 MB |
| 28 | PDF Resizer | 5.2 | No | — | Yes | — | — | 100 MB |
| 29 | PDFOptim | 5.2 | No | — | Yes | — | — | — |
| 30 | WeCompress | 5.2 | No | — | Yes | — | — | 50 MB |
| 31 | 11zon Compress PDF | 5.1 | No | — | Yes | — | — | — |
| 32 | OpenToolKit CompressPDF | 5.1 | No | — | Yes | — | — | — |
| 33 | 3-Heights PDF Analysis & Repair Tool | 5.0 | No | — | No | — | — | — |
| 34 | PDF.co | 5.0 | No | $8.99/mo | No | 8.99 /mo | — | — |
| 35 | Datalogics PDF Optimizer | 4.9 | No | — | No | — | — | — |
| 36 | Compresto | 4.8 | No | $49/mo | No | — | — | — |
| 37 | Neevia PDFcompress | 4.8 | No | — | No | — | — | — |