Best Say Hi! Alternatives & Competitors

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

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.

Open Source free

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Try for free paid Free Trial $4.99 / Monthly (User)

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

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.

free

Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.

Open Source

Free and secure calls and messages to anyone, anywhere. Keep your conversations going no matter where you are.

A secure, end-to-end encrypted Swiss instant messenger with a focus on privacy.

Facebook Messenger is a faster way to message.

Meet Telegram X for iOS and Android – two new official apps that offer more speed, longer batter life and smooth animations.

WeChat is a complete mobile communication and private social networking app.