Dev tools · alternatives · 2026

24 alternatives to Sentinel Authenticator

If Google Authenticator was on Steroids

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Sentinel Authenticator launched in 2022; newer entries below may have overtaken it.

1. 1SS
   Sentinel – simple 2-Factor Authenticator app for iOS, macOS and watchOS▲12

   2022 · getsentinel.io · its alternatives →

2. 2
   Authenticator App by 2Stable▲100

   Secure 2FA app for iPhone, iPad, iPod, Apple Watch & Mac

   2023 · its alternatives →

3. 3
   Authenticator°▲85

   Online account protection with multi-factor authentication

   2023 · its alternatives →

4. 4
   Minimalist▲256

   Password manager for iPhone, iPad, Mac, with iCloud Sync

   2021 · its alternatives →

5. 5AB
   Authenticator by 2Stable▲28

   2021 · authenticator.2stable.com · its alternatives →

6. 6
   Authenticator App: 2FA, MFA▲13

   Secure 2FA for iPhone, Apple Watch, iPad, iPod, and Mac.”

   2024 · its alternatives →

7. 7
   Ente Auth▲357

   Free, Secure, Open Source 2FA

   2024 · its alternatives →

8. 8
   Google Titan▲261

   A 2FA device to protect yourself from hackers

   2018 · its alternatives →

9. 9
   2FAS▲69

   The fastest-growing, private, and secure 2FA app

   2022 · its alternatives →

10. 10
    Authenticator▲87

    Two-factor authentication in your browser itself

    2021 · its alternatives →

11. 11
    Authenticator App▲5

    Secure 2fa & sync across devices

    Dec 2025 · authenticatorapp.net · its alternatives →

12. 12
    MonoCloud for Startups▲167

    One identity layer for your customers, APIs, and agents

    Jul 2026 · monocloud.com · its alternatives →

13. 13
    FusionAuth▲120

    Auth for any app. Get every feature. Deploy everywhere.

    2018 · its alternatives →

14. 14
    Authentic: Authenticator▲2

    Simple two-factor authentication designed for everyone

    2024 · its alternatives →

15. 15EA
    Ente Authenticator – Open-source 2FA app with E2EE backups▲10

    2023 · github.com · its alternatives →

16. 16
    Sentinel by Rebackk▲7

    A better way to detect vulnerabilities

    2024 · its alternatives →

17. 17OO
    Obsidian - OTP Authenticator▲36

    2021 · obsidianapp.io · its alternatives →

18. 18
    Obsidian 2.0▲126

    OTP authenticator for iOS & macOS

    2021 · its alternatives →

19. 19
    Sentinel dVPN▲66

    Decentralized blockchain-based VPN

    2022 · its alternatives →

20. 20
    Authenticator App▲12

    Secure 2FA, passwords & data – synced across all devices

    2025 · linktr.ee · its alternatives →

21. 21
    Authenticator App #▲7

    Secure 2FA Codes Vault App for iPhone

    2024 · its alternatives →

22. 22WV
    We've built SaaS-Sentinel, the Downdetector for supply chain breaches▲7

    Honeytoken technology is becoming more and more important in the world of supply chain security. SaaS-Sentinel is an alerting platform based on this technology to notify subscribers when a honeytoken planted in a SaaS provider was triggered. This is the story of the project.

    2023 · blog.gitguardian.com · its alternatives →

23. 23
    Sentinel ▲2

    API turnstile

    Feb 2026 · sentinel.risksignal.name.ng · its alternatives →

24. 24
    Sentinel▲1

    Free Scam Blocker & Phishing Protection

    Jul 2026 · gigaikripaservices.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →