Software Alternatives & Reviews


A 2FA provider on BlockStack

TwoBlocks Alternatives

The best TwoBlocks alternatives based on verified products, community votes, reviews and other factors.
Latest update:

  1. 23

    A painless way to add two-factor authentication to your site

  2. 18

    List of websites and whether or not they support 2FA

  3. Verify your customers in under 15 seconds anywhere in the world with a cutting-edge SaaS & API platform for Identity Verification and AML/KYC compliance.

    Try for free freemium $0.1 (per credit)

  4. 17

    Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.

  5. 17

    Free, instant, scalable, blockchain-based 2FA security

  6. 11

    A 2FA device to protect yourself from hackers

  7. 2FA codes in your browser, secured by the way you type

  8. 12

    Copy 2FA tokens on macOS in a tap

  9. 11

    An extra step of security never hurt anybody. Enable two-factor authentication on your online accounts and let Authenticator App by 2Stable do the rest.

    freemium $49.99 / Annually (Unlimited Accounts. Encrypted Backup and Synchronisation.)

  10. Replace SMS 2FA codes with better UX: just type 4 words

  11. Shared two factor authentication in Slack

  12. Google Smart Lock lets you to get right down to work (or play) without needing to remember passwords and security codes. Works with your Android devices, Chromebooks, Chrome browser and select apps.

  13. 16

    Authenticator is a simple, free, and open source two-factor authentication app.

    Open Source

  14. A simple API to generate and validate OTP codes

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