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Life & fun · alternatives · 2026

24 alternatives to Obsidian 2.0

OTP authenticator for iOS & macOS

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Obsidian 2.0 launched in 2021; newer entries below may have overtaken it.

  1. 1

    Elegant OTP authenticator app for Mac and iPhone

    2017 · apps.apple.com · its alternatives →

  2. 2

    K8CC là nhà cái cá cược cực hot tại Châu Á 2026. Cung cấp các sảnh game hot: lô đề, game bài, nổ hũ, thể thao,... Bảo mật tuyệt đối, nạp rút siêu tốc.

    2021 · obsidianapp.io · its alternatives →

  3. 3

    Elegant OTP Authenticator App for iOS and MacOS

    2017 · obsidianauth.github.io · its alternatives →

  4. 4

    Obsidian Mobile brings the power of our desktop app to your mobile devices.

    2021 · obsidian.md · its alternatives →

  5. 5

    The open-source foundation your product needs to succeed.

    2016 · its alternatives →

  6. 6
    auth.▲66

    2FA , MFA, OTP, Secure Code for Apple devices

    2021 · auth.startway.io · its alternatives →

  7. 7OS

    https://github.com/acheong08/obsidian-sync Hello HN, I'm a recent high school graduate and can't afford $8 per month for the official sync service, so I tried my hand at replicating the server. It's still missing a few features, such as file recovery and history, but the basic sync is working. To the creators of Obsidian.md: I'm probably violating the TOS, and I'm sorry. I'll take down the repository if asked. It's not ready for production and is highly inefficient; Not competition, so I hope you'll be lenient.

    2023 · its alternatives →

  8. 8

    Open-source Auth0/Clerk alternative

    2024 · hexclave.com · its alternatives →

  9. 9

    Secure password manager and digital wallet.

    2017 · 1password.com · its alternatives →

  10. 10

    Secure, encrypted and fast two-factor authentication app

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

  11. 11

    A cloud native Identity & Access Proxy / API (IAP) and Access Control Decision API that authenticates, authorizes, and mutates incoming HTTP(s) requests. Inspired by the BeyondCorp / Zero Trust white paper. Written in Go. - ory/oathkeeper

    2018 · github.com · its alternatives →

  12. 12
    Calderafree▲195

    Your Obsidian vault as a living profile and linked garden

    9d ago · caldera.social · its alternatives →

  13. 13

    Greetings, I started using Obsidian and the brilliant Obsidian Tasks plugin to manage Tasks in my notes however it didn't quite work for me as I would lose track of Tasks when away from my laptop, and there are no reminders for Tasks so it's not easy to stay on top of things. I wrote my first macOS App to solve the problem; Reminder Sync for Obsidian. It periodically scans your Obsidian Vault for Tasks and creates Reminders for them in Reminders.app! Once your Tasks are created as Reminders they are synced through iCloud so they are also visible on iOS; this solves the main problem I had…

    2024 · turquoisehexagon.co.uk · its alternatives →

  14. 14BL
  15. 15
    MojoAuth▲263

    Simple & Easy passwordless authentication for website & apps

    2021 · mojoauth.com · its alternatives →

  16. 16

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

    2024 · apps.apple.com · its alternatives →

  17. 17

    Simple passwordless authentication for your website

    2023 · its alternatives →

  18. 18

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

    2023 · authenticator.2stable.com · its alternatives →

  19. 19
    Sawo Labs▲124

    Allow your users to sign-in without a password or OTPs

    2021 · its alternatives →

  20. 20

    Hey HN! Happy to finally launch Stack. We made it because we like to put apps into production quickly, and authentication & user management was taking up way too much time. We have components like and that automatically adapt to whatever theme & design system you're using. Check the blog post to see the example with Radix UI and Joy UI. Also, there's an admin dashboard for monitoring and editing accounts. Stack is 100% AGPL/MIT-licensed, so you can self-host it. Cheers!

    2024 · stack-auth.com · its alternatives →

  21. 21

    Passwordless, source-code-included auth for your website

    2024 · its alternatives →

  22. 22

    Online account protection with multi-factor authentication

    2023 · apps.apple.com · its alternatives →

  23. 23

    OVault is a super simple iOS and macOS app that lets you store and view your OTP codes for two factor authentication. I found that my personal favourite OTP app Authy seemed to be getting worse with each iOS release. Its usability has never been great, and iOS 18 meant that it lost its Home Screen Widget that let me view my OTP codes without opening the app. I decided to switch to another app, then became frustrated that I couldn't easily export my secrets from Authy. Of course I'm sure there are good security related reasons for this, but I didn't want to migrate all my OTPs just to end up…

    2024 · ovault.net · its alternatives →

  24. 24

    Free, Secure, Private, and Effortless 2Factor Authentication

    2025 · apps.apple.com · its alternatives →

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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 →