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Dev tools · alternatives · 2026

24 alternatives to TimeSeal

Cryptographically enforced time-locked vaults for secrets

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.

  1. 1TD

    This is simply a web interface built on top of the timelock encryption system posted by Cloudflare last week. https://blog.cloudflare.com/harnessing-office-chaos

    2024 · timelock.dev · its alternatives →

  2. 2
    TimeSeal▲116

    Restoring digital trust, one blockchain timestamp at a time

    2023 · timeseal.com · its alternatives →

  3. 3

    Cryptographically time-lock your files. . Contribute to thread314/chrono-locker development by creating an account on GitHub.

    2020 · github.com · its alternatives →

  4. 4
    Unseal▲13

    Time-locked secrets

    2025 · its alternatives →

  5. 5

    Protect yourself from impulsive decisions

    Jun 2026 · apps.apple.com · its alternatives →

  6. 6SV
  7. 7
    End-to-End Encrypted Dead Man's Switchfree tier, from $3.33/mo▲17

    Secure your digital assets with Cipherwill's Dead Man's Switch. Ensure seamless transfer of critical information to your beneficiaries. Protect your legacy today!

    2024 · cipherwill.com · its alternatives →

  8. 8

    Share secrets that expire exactly when you want

    2025 · meteor-city.online · its alternatives →

  9. 9

    Encrypt, disguise and hide messages — 100% offline

    Jul 2026 · github.com · its alternatives →

  10. 10

    Seal your files today. Let math unlock them later

    May 2026 · its alternatives →

  11. 11

    Encrypted self-destructing vaults. Like Snapchat for secrets

    May 2026 · vaultburn.xyz · its alternatives →

  12. 12

    Private Photo Vault & Notes with Hardware Encryption

    Nov 2025 · ultralocked.com · its alternatives →

  13. 13
  14. 14

    100% offline, AES-256 encrypted vault for your legacy

    Jul 2026 · digitalwilllocker.com · its alternatives →

  15. 15

    A zero-cloud, offline authenticator with duress protection

    Jan 2026 · play.google.com · its alternatives →

  16. 16EO

    2019 · share.labs.tozny.com · its alternatives →

  17. 17

    Zero-trust, offline-first encryption for your files

    Jun 2026 · vaulticrypt.pages.dev · its alternatives →

  18. 18

    Write letters to the future. Encrypt passwords for family.

    Jul 2026 · lasalu.cn · its alternatives →

  19. 19

    Zero-cloud, locally encrypted offline password vault

    Jun 2026 · notaccess.vercel.app · its alternatives →

  20. 20

    Digital Keyless Vault!

    Jul 2026 · sadin.dev · its alternatives →

  21. 21

    Hello HN! We are developers and security researchers making tools for developers to encrypt data at an application level while maintaining sole control of their keys. We believe that data should always be encrypted unless it is part of an active computation. Encryption is relatively easy, but key management is challenging. There are plenty of encryption tools and SDKs that are out there (Hashicorp Vault, AWS KMS etc.) but we are focusing on ease and speed of implementation, developer experience and self custody of keys. A few months ago, we quit our jobs and started full time on Phase. So…

    2023 · github.com · its alternatives →

  22. 22

    The offline vault your family will need someday

    Jul 2026 · securekeep.app · its alternatives →

  23. 23

    Open-source, burn-after-reading encrypted vault.

    Mar 2026 · zerokey.dippan.com.np · its alternatives →

  24. 24

    Isolated, single-tenant AI code audit sandbox

    Sep 2026 · time-code-security.onrender.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 →