Best Instant Messaging Products in 2025

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

Key Telegram features:

Privacy and Security Multi-Platform Support Cloud Storage Large Group Chats

Open Source

Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.

Key Pipedrive features:

User-Friendly Interface Pipeline Management Customization Options Integration Capabilities

Visit website paid Free Trial $14.0 / Monthly (Essential package)

Fast, simple & secure messaging. Privacy that fits in your pocket.

Key Signal features:

End-to-End Encryption Open Source User Privacy Cross-Platform Availability

Open Source

WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.

Key WhatsApp features:

End-to-End Encryption Cross-Platform Availability Cost-Effective Wide Adoption

free

Matrix is an open standard for decentralized persistent communication over IP.

Key Matrix.org features:

Decentralization Interoperability End-to-End Encryption Open-Source

Open Source

Secure messaging, anywhere.

Key Briar features:

Privacy-focused Decentralized Peer-to-peer Communication Open-source

Open Source

Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.

Key Element.io features:

Open Source Privacy and Security Interoperability Rich Feature Set

Open Source free

Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.

Key Tox features:

Privacy-Focused Decentralized Open Source Cross-Platform

Open Source

Vocaroo is a quick and easy way to share voice messages over the interwebs.

Key Vocaroo features:

Easy to Use No Account Required Quick Sharing Free Service

A Mobile Ethereum OS.

Key Status.im features:

Decentralization Security Open Source Web3 Integration

Open Source

Messaging and SMS app bundled in stock Android.

Key Messages by Google features:

Cross-Platform Compatibility RCS Support Integration with Google Services Smart Replies

Mattermost is an open source alternative to Slack.

Key Mattermost features:

Open Source Security Flexibility Team Collaboration

Open Source

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Key mySMS features:

Cross-device synchronization Cloud backup Web and desktop applications Group messaging

A messaging app for teams who see through the Earth!

Key Slack features:

Real-Time Communication Channel Organization Integration Capabilities Search Functionality