Dev tools · alternatives · 2026

24 alternatives to [cryptonomica] eth-sign

Digital signatures with Ethereum keys/addresses

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. [cryptonomica] eth-sign launched in 2019; newer entries below may have overtaken it.

1. 1
   Prototype for ETH Signing for endorsing Wikipedia updates▲30

   Wikipedia suffers from vandalism. We built a prototype for making endorsement from cryptographically signed signature using Ethereum wallet (e.g. MetaMask)

   2023 · loom.com · its alternatives →

2. 2
   MetaMask▲332

   Brings Ethereum to your browser

   2017 · metamask.io · its alternatives →

3. 3
   EthSign▲8

   Sign contracts using your web3 wallet address

   2023 · ethsign.xyz · its alternatives →

4. 4
   Documenso▲760

   Enterprise-Grade Signature Infrastructure for Everyone

   2023 · documenso.com · its alternatives →

5. 5
   Blockusign▲93

   Secure Document Signing & Verification Powered by Blockchain

   2018 · blockusign.co · its alternatives →

6. 6
   Etch E-Sign Free▲90

   Simple, intuitive and binding e-signatures, absolutely free

   2021 · useanvil.com · its alternatives →

7. 7
   Tokenary▲105

   Seamless cross-device Ethereum wallet for  devices

   2018 · tokenary.io · its alternatives →

8. 8
   SignHouse▲244

   Create an electronic signature: legally binding and free

   2023 · usesignhouse.com · its alternatives →

9. 9
   eth.af▲87

   Share your Ethereum wallet with friends

   2021 · eth.af · its alternatives →

10. 10
    Ethereum URL Shortener▲92

    Write URLs to Blockchain forever ⛓

    2018 · 0x.vercel.app · its alternatives →

11. 11
    DoxyChain▲60

    Certificates and eSignatures on the blockchain

    2023 · its alternatives →

12. 12
    Ethnamed▲160

    Like Venmo, but for cryptocurrencies 🤑

    2018 · its alternatives →

13. 13
    SignRequest – Electronic Signatures for everyone▲42

    Sign yourself or get documents signed. Easy, secure, legally binding and free.

    2017 · signrequest.com · its alternatives →

14. 14
    OpenSigner▲100

    OpenSigner is an open-source, self-hostable wallet key management system that issues non-custodial cryptographic keys using Shamir's Secret Sharing scheme.

    Nov 2025 · opensigner.dev · its alternatives →

15. 15
    Blocknify▲71

    Sign sensitive documents without sacrificing your privacy.

    2018 · its alternatives →

16. 16
    CryptoNotify▲62

    Receive transaction notifications of any BTC or ETH address

    2019 · cryptonotify.app · its alternatives →

17. 17
    sproof sign▲80

    Signing made easy and safe | 100% made for Europe

    2021 · sign.sproof.com · its alternatives →

18. 18
    Cryptopotam.us▲74

    Accept Ethereum on your Twitch stream - with alerts

    2018 · cryptopotam.us · its alternatives →

19. 19
    EtherSign▲3

    Document signing on the blockchain! ✍️

    2018 · ethersign.surge.sh · its alternatives →

20. 20
    KeyMesh.io▲91

    Ethereum address book and private chat for all 👦🏻👩🏼🧑🏾👵🏻

    2018 · its alternatives →

21. 21
    Metana Faucet▲11

    Fuel your dApp development with free test ETH

    2025 · faucet.metana.dev · its alternatives →

22. 22
    You've Got ETH▲39

    Send Ethereum to Anyone, Wallet or no Wallet

    2017 · youvegoteth.github.io · its alternatives →

23. 23
    kysignedfree tier, from $0.25/mo▲13

    E-sign documents by forwarding an email. $0.25.

    Jul 2026 · kysigned.com · its alternatives →

24. 24
    Blocksign, a Bitcoin service for legally signing any document▲17

    Blockchain is a wonderful record keeper that can track every transaction that happens in the string.

    2014 · blocksignit.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 →