# isync privacy rating

Command-line tool, run as mbsync, that synchronizes IMAP mailboxes with local Maildir folders in both directions, including deletions and flag changes.

## Summary

isync scores 80 out of 100 (grade B) on the email backup tools criteria. It meets 3 of 4 criteria: open source, no trackers or telemetry and no ads or data sales. It does not meet independent audit.

- Website: https://isync.sourceforge.io
- Source code: https://sourceforge.net/p/isync/isync/
- Platforms: macOS, Linux
- Category: [Email backup tools](https://privacyratings.com/email-backup/)
- Grade: B (80/100)

## Criteria

| Criterion | Answer | Note | Evidence |
| --- | --- | --- | --- |
| Open source | Yes | GPL-2.0. | https://isync.sourceforge.io/ |
| No trackers or telemetry | Yes | No telemetry or analytics in the source code. | https://isync.sourceforge.io/ |
| No ads or data sales | Yes | Free open-source software with no ads. | https://isync.sourceforge.io/ |
| Independent audit | No | No independent audit is published. |  |

Source: https://privacyratings.com/email-backup/isync/
Edit: https://github.com/privacyratings/privacyratings.com/edit/main/ratings/email-backup/isync.md