Chatwee vs Contus Fly

A bit less options available but works nonetheless.

Including YouTube videos and pictures preview in the chat window.

Chat size, color, fonts, language, log in methods, notifications, emojis, privacy, powerful moderation and many more.

Users, who log in to the site, are automatically logged in to the chat.

Developers provide easy to follow, clear plugin installation instructions.

Chatwee has a clean and easy to use UI. On the left there's a clean and defined user list, each name has a flag next to it. It's also very easy to move from one side of the screen to the other. There's only the most useful information on the screen at any time and the design never feel overwhelming or cluttered.

Contus Fly has quick scalability applications from few users to lakhs of users. It performs simultaneously to communicate with the user with online presence.

Host data on a cloud server or on your own premises servers to scale up your instant messaging mobile app's accessibility and scalability.

Build your chat app with solution powered by Ejabbered, Erlang, Amazon Web Services, MySQL, and much more under the hood.

Hyper-accommodative for​ quick customizations, scalability, technology updates and integrations.