Mailchain alternatives

Get high-quality registrations for your web3 project's mints, giveaways, and raffles. All for free. Allow user registration based on: - Wallet balance - Holding a specific NFT - Twitter follows and retweets - Discord membership and roles - Email verification

BlockSurvey is a decentralized way to create and collect surveys and polls. All the surveys and polls results are owned by you and only you can see the results. All your data is secure and only you can view it.

Skiff Mail is a privacy-first, end-to-end encrypted, and open-source email app. Skiff Mail functions closely with Skiff Pages, which allows users to collaborate and share workspaces with end-to-end encryption and decentralization.

Mailazy is a powerful transactional email system built for developers to ensure inbox delivery of your emails. Quickly Integrate and deliver your emails to customers’ inboxes with global infrastructure and industry expertise you can rely on.

EtherMail is the first email solution setting the standard for anonymous and encrypted wallet-to-wallet communication. Join our beta and claim your web3 email now!

YOL is a web3 messenger - Crypto Wallet Connect(Metamask, Kaikas, Klip,..) - User profile showing off NFTs - DM to a wallet owner - Owner's lounge for each NFT collection(owner verification) supports Ethereum, Klaytn and is working to support more blockchains

Sharing secrets can be fun! (At least when you have developed the project) 😂. This project tries to simplify sending confidential files, without unintended people seeing them. It is not limited to files only, you can send plain text, but the file + slack feature is our big bang on this project.