RubX

Pure instant messaging — simple, fast, secure, and synced across all your devices.

100% FREE: RubX is free. We are not going to introduce subscription fees.

FAST: RubX is a very fast messaging app that connects people around the globe.

SYNCED: You can access your messages from all your devices at once.

POWERFUL: You can create group chats for up to 5,000 members, share large videos, documents of any type (.DOC, .MP3, .ZIP, etc.).

RELIABLE: Built to deliver your messages in the minimum bytes possible. It works even on the weakest mobile connections.

SIMPLE: While providing an unprecedented array of features, we are taking great care to keep the interface clean. With its minimalist design, RubX is lean and easy to use.