Security & Privacy
Best Privacy-Focused Operating Systems in 2026
This list helps people compare operating systems built for privacy-focused use. It puts maker-stated pricing and supported platforms side by side.
- 01 postmarketOS
Nura may suit people willing to learn how the system works and contribute to development or testing.
Free plan Linux · Android8.3 Visit Specs - 02 iodéOS From €0.75/mo Free plan Android7.3 Visit Specs
- 03 Ubuntu Startup Disk Creator Free plan Linux7.3 Visit Specs
- 04 Qubes OS Free plan Linux7.2 Visit Specs
- 05 Ubuntu Touch Free plan Android · Self-hosted7.2 Visit Specs
- 06 Linux Kodachi From $8.25/mo Free plan Linux7.0 Visit Specs
- 07 Tails Free plan Linux6.3 Visit Specs
- 08 Whonix Free plan Windows · macOS · Linux6.3 Visit Specs
- 09 /e/OS Web · Android6.1 Visit Specs
- 10 CalyxOS Android6.0 Visit Specs
- 11 GrapheneOS Android6.0 Visit Specs
- 12 Kicksecure Windows · macOS · Linux5.9 Visit Specs
- 13 Heads Linux5.8 Visit Specs
- 14 LineageOS Android5.7 Visit Specs
- 15 PureOS Linux5.5 Visit Specs
- 16 secureblue Linux5.4 Visit Specs
- 17 Septor Linux5.3 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices
are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank).
Makers can also buy a numbered place (how Specifiction is paid for).
First, confirm that the system runs in the environment you use—Linux, Android, macOS, Windows, web or self-hosted. Check whether its pricing model is free or freemium and whether a paid starting price is published.