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

experts free

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

experts Open Source

Chat and Voice/Video Chat for React Native, Flutter, Cordova, Web, NativeScript, based on XMPP&WebRTC.

experts freemium $39.0 / Monthly

Send transactional email and sms by api and make sure that they’re delivered. Create, send and monitor easily with Sweego for developers.

experts freemium €10.0 / Monthly (20000 emails)

Amio helps you create AI chatbots for your e-shop.

experts paid Free Trial

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.

experts Open Source

Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.

experts freemium $15.99 / Monthly (Pro - Great for Small Teams)

Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.

experts Open Source