Flex is a communication app with a focus on speed and security. It’s super-fast, simple, secure and free.

Flex seamlessly syncs across all of your devices and can be used on desktops, tablets and phones alike. You can send an unlimited amount of messages, documents of any type (.doc, .zip, .pdf, etc.), voice memos, images and videos. Flex groups doesn't have any limits.

Why use Flex?

• 100% FREE & NO ADS: Flex will be free forever. We are not going to sell any kind ads or introduce subscription fees.

• PRIVATE: No one can contact with you without knowing your exact contact information. Also we are not going to analyze or sell your social graph or any stats based on your communications.

• SECURE: We made it our mission to provide the best security among open people-friendly messengers.

• FAST: Flex also is very fast. We use newest technology for providing best communication speed.

• GROUP CHAT & SHARING: With Flex, you can form large group chats of any size, quickly share large documents (.doc, .ppt, .zip, etc.) and videos, and send an unlimited amount of photos to your partners.

• FREE CALLS: Make free phone and video calls with HD sound quality.