Alternatives

Products that do what Zentrace does

Send secure messages without internet or servers

1
Zendo▲82
Secure Mobile Messenger using OTP Encryption (iOS/Android)
2015
2
Stealthy.IM▲105
Text friends without Google or Facebook snooping
2018
3
Dakiya▲311
Send a message to another user, on chain
2022
4
AnonymSMS▲275
Temporary phone number for online verification
2022
5
CypherChat▲69
Secure. Encrypted. Peer-to-Peer. No Personal Info Sign-up.
2022
6
Keychat▲108
Start a free secure chat with anyone without signing up
2020
7
Hop Encrypted Email▲132
Completely private chat email, w/ encrypted email messaging
2017
8
Nachricht.co▲78
Send encrypted self-destructing messages wherever you want
2019
9
Tor Messenger▲117
The easiest app yet for anonymous, encrypted IM
2015
10
Chot.xyz▲71
Privacy focused chat that doesn't store your messages
2019
11
Finch▲79
Encrypted file sharing and messaging for geeks
2017
12
Keybase for Mobile▲159
End-to-end encryption messaging platform
2017
13
Bitsms▲78
Send Bitcoin offline via SMS
2020
14DI
Darkwire.io – instant encrypted web chat (Socket.io and Web Crypto API)▲118
2017 · darkwire.io
15
Crypton.sh - SMS▲85
Secure Anonymous SMS in the cloud (and a phone number)
2018
16
Disposable▲126
A real-time, e2e encrypted ephemeral communication tool
2023
17AE
An Elliptic Curve-Based Secure Chat, Written Using Rust and Protobuf▲66
This is a project I made to learn more about crypto. I've also written a [post](https://vaktibabat.github.io/posts/ecurvechat/) that explains all the crypto concepts and algorithms used in the project, and how I implemented them. I'd be very glad for any feedback about both the code and the post :)
2024 · github.com
18
Chadder▲89
Encrypted messaging app
2015
19
Stealthy▲94
Messaging with blockchain identity and user controlled data
2018
20
ADAMANT Messenger▲79
Decentralized anonymous blockchain messenger. Crypto In-Chat
2020
21
DataSafe – Encrypted messages via hotkey▲86
A tiny app to quickly send encrypted messages with a hotkey
2025
22
Xifrem Chat▲69
Client-side encrypted chat with asymmetric encryption
2019
23ET
End-to-end encryption for Twitter direct messages▲29
So, you want to avoid mass surveillance and don't trust big tech companies either? But you're tied to your existing network of contacts like everyone else? Well now you can send encrypted messages to your contacts over the Twitter direct messaging channel. It's a serverless SPA called Seecret, a Twitter client hosted at https://www.seecret.io Seecret is open source and freely distributable. You can host it anywhere even from your own localhost server. The app is just plain html and javascript, with no server-side processing at all, no tracking, no logging. Steps: 1-Grant Seecret.io…
2016
24IC
I created a web app to encrypt/decrypt messages using Web Crypto API▲35
2024 · webcrypto-private-messages.vercel.app

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