# SumatraPDF privacy rating

Lightweight reader for PDF, EPUB, MOBI, XPS, DjVu and comic book files on Windows, available as an installer or a portable app.

## Summary

SumatraPDF scores 65 out of 100 (grade C) on the PDF readers and editors criteria. It meets 2 of 4 criteria: open source and no ads or data sales. It partly meets no trackers or telemetry. It does not meet independent audit.

- Website: https://www.sumatrapdfreader.org
- Source code: https://github.com/sumatrapdfreader/sumatrapdf
- License: GPL-3.0
- Platforms: Windows
- Home page trackers: none found
- Category: [PDF readers and editors](https://privacyratings.com/pdf-tools/)
- Grade: C (65/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Yes | GPL-3.0. | https://github.com/sumatrapdfreader/sumatrapdf/blob/master/COPYING |
| No trackers or telemetry | Partial | No third-party analytics. Official builds send crash reports and update checks to the SumatraPDF server, which a restriction policy file can block. | https://github.com/sumatrapdfreader/sumatrapdf/blob/master/src/base/CrashHandler.cpp |
| No ads or data sales | Yes | Free with no ads. | https://www.sumatrapdfreader.org/free-pdf-reader |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/pdf-tools/sumatrapdf/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/pdf-tools/sumatrapdf.md