Best Delta Chat Alternatives (29)

WhatsApp

Free

WhatsApp is a popular cross-platform instant messaging and voice over IP service owned by Meta. It allows users to send …

Facebook Messenger

Free

Facebook Messenger is a popular messaging app developed by Facebook. It allows users to send messages, photos, videos, and make …

Zulip

Open Source

Zulip is an open-source team chat software that focuses on threaded conversations to improve productivity and organization. It has features …

Signal

Free

Signal is a free, open source, encrypted messaging and voice calling app. It offers end-to-end encryption for secure communication. With …

eM Client

eM Client is an easy to use email client for Windows that supports POP3, IMAP, Exchange ActiveSync and other protocols. …

FairEmail

Open Source

FairEmail is an open source, privacy-focused email app for Android. It supports multiple accounts, end-to-end encryption, and blocks trackers and …

Thunderbird

free

Mozilla Thunderbird is a free and open-source email client and personal information manager developed by the Mozilla Foundation. Known for …

Tox

Open Source

Tox is an open-source, peer-to-peer instant messaging and video calling application focused on privacy and security. It offers end-to-end encryption …

Axolotl

Open Source

Axolotl is an open source encrypted instant messaging client for Android that offers end-to-end encryption. It allows secure communication by …

Telegram

Free

Telegram is a cloud-based instant messaging and voice over IP service. It offers end-to-end encrypted video calling, file sharing, and …

Conion

Open Source

Conion is an open-source website and server monitoring tool. It allows you to monitor the uptime and response times of …

Session

Open Source

Session is a messaging app that focuses on privacy and security. It offers end-to-end encryption, the ability to delete messages …

SimpleX Chat

Open Source

SimpleX Chat is a free, open source instant messaging application allowing users to message, voice and video chat securely without …

Quicksy

Quicksy is a powerful yet easy-to-use screenshot and screen recording software for Windows. It allows you to capture screenshots, record …

Anonymous Messenger

Open Source

Anonymous Messenger is a free, open-source software for anonymous and encrypted messaging. It allows users to communicate securely without disclosing …

Skred

Skred is a note taking and project management app designed for creative professionals. It allows users to organize notes, tasks, …

Spike

Spike is a email management and collaboration tool aimed at improving team productivity. It brings emails, chat, tasks, notes, and …