Alternatives

Products that do what Woleet does

Bitcoin-anchored proof that documents are authentic

1. 1
   Bitproof▲113

   True certification in the bitcoin blockchain

   2015

2. 2
   Proof.ink▲100

   Proven immutable data stored on the Steem blockchain

   2019

3. 3
   0xcert▲123

   Your ID, degree or house. 0xcert-ified on the blockchain

   2018

4. 4BT
   btproof - trusted timestamping on the Bitcoin blockchain▲75

   2013 · btproof.com

5. 5
   Blocknify▲71

   Sign sensitive documents without sacrificing your privacy.

   2018

6. 6TB
   The Bitcoin Note – Secure, Self-Custodial Bitcoin Wallets in Cash Form▲344

   2022 · offline.cash

7. 7
   BlueWallet▲97

   An easy to use and secure Bitcoin wallet for iOS

   2018

8. 8
   Cryptoshirt by Woppal▲71

   T-shirt that emits cryptocurrency for connecting people

   2018

9. 9
   yousaidthat.org▲63

   Prove that you said things before anyone else

   Jun 2026 · yousaidthat.org

10. 10BA
    Blocksign, a Bitcoin service for legally signing any document▲17

    2014 · blocksignit.com

11. 11
    Set in Block▲77

    Blockchain-based permanent message creator and reader

    2018

12. 12AB
    A Browser-based Blockchain▲186

    2017 · nimiq.com

13. 13
    Bitcoin-Safe Desktop Wallet (FOSS)▲66

    Free & OpenSource software for managing cold storage wallets

    Apr 2026 · bitcoin-safe.org

14. 14MA
    Misocoin – A barebones Bitcoin-like protocol implemented in Python 3.6▲151

    2017 · github.com

15. 15
    DataTrails▲111

    Content verification & misuse protection for Dropbox files

    2023

16. 16
    Blockusign▲93

    Secure Document Signing & Verification Powered by Blockchain

    2018

17. 17LS
    Let's Seal – Let's Encrypt for document signing, free and self-hosted▲94

    TLDR, Let's Seal gives the finger to Adobe and every doc signing tool (docusign, google, etc) who pay to play with the Adobe Approved Trust List and then charge you for something that should be free. Currently even the person checking if a document/contract is sealed or code is authentic has to also be inside the same Adobe walled garden too. Verification, the part that should be free is the part everyone charges for. Thats the shape Let's Encrypt fixed for TLS, and I wanted the same thing for documents and files. The core idea therefore needed to go a bit beyond e signatures and i…

    Jul 2026 · github.com

18. 18
    Blockchain Home Registry▲113

    A web3 real estate platform to claim the NFT of your home

    2022

19. 19BA
    bitcoin-akka – a btcwallet client, written in Scala and built on akka▲49

    2014 · github.com

20. 20BV
    Bit v0.5.0 – Bitcoin made easy, now with SegWit support▲63

    2019 · github.com

21. 21
    toshis▲84

    The only link a bitcoiner needs.

    2020

22. 22
    Owl Link▲128

    Decentralized bio link, built on Bitcoin

    2022

23. 23SW
    Signed Work – NFTs, without a blockchain▲33

    2021 · signed.work

24. 24
    BlockSign▲79

    Sign Your Docs Digitally Using Bitcoin

    2014

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