Best AtomJump.com Alternatives (23)

Slack

free

Slack, the modern messaging platform for teams. Communicate in real-time, organize conversations into channels, and streamline collaboration. With integrations, file …

WhatsApp

Free

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

Skype

Freemium

Skype is a popular communication software that allows free voice and video calls, instant messaging, and file sharing over the …

Facebook Messenger

Free

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

Signal

Free

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

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 …

Conversations

Open Source

Conversations is an open source instant messaging client focused on security and privacy. It offers end-to-end encryption for chats and …

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 …

Viber

Viber is a free messaging and calling app for smartphones. It uses your phone number to connect you with people …

Threema

Open Source

Threema is a secure messaging app that emphasizes privacy and security with end-to-end encryption for all communications. It allows you …

Mattermost

Freemium

Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos …