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Mobile app · Security & privacy

Droynis

Read-only security and privacy audit for your phone.

  • Completely free
  • Android
  • Open source

Overview

Features described in its F-Droid listing and in its GitHub repository: debugging, autofill and Markdown support.

Some features rely on the Shizuku app.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Access control: screen lock and its strength, biometric unlock strength, lock delay, remote lock and erase, USB and wireless debugging and their authorization timeout, Smart Lock, SIM PIN, device controls on the lock…” — F-Droid, 10 November 2026
  • “Apps and permissions: accessibility services, device admins, notification access, SMS and call log access, location all the time, autofill and assistant apps, passkey and password providers, apps with Shizuku access,…” — F-Droid, 10 November 2026
  • “Apps and permissions: accessibility services, device admins, notification access, SMS and call log access, location all the time, autofill and assistant apps, passkey and password providers, apps with Shizuku access,…” — F-Droid, 10 November 2026
  • “Reports (Markdown or JSON) leave out IP addresses, DNS and proxy servers and trusted computers by default.” — F-Droid, 10 November 2026

At a glance

All of Droynis is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-3.0+) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • No advertising
  • Commercial use allowed

Sources and checks

  • Facts collected from F-Droid (credit card, source code, publisher, licence, free status, platforms, ads, commercial use, version) —
  • Last technical check: 6 November 2026
  • Description from F-Droid — F-Droid (citation courte)

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