CoolApp is free of advertisements and free for you to use! As an open source project supported by donations, CoolApp can put users first.

How can I contribute to CoolApp?

1. Spread the word
   CoolApp is a collaborative open source project. We rely on our users to help explain the benefits of using our software. Friends don’t let friends send plaintext!
2. Contribute code
   If you have Android or iOS development experience, please consider helping us tackle some of the open issues in our GitHub repositories.
3. Upgrade your online shopping
   Support CoolApp Technology Foundation with PayPal Giving Fund during your checkout or anytime. Use this link to donate.
4. Contribute money
   Donate in-app through CoolApp Settings > Donate to CoolApp or choose other ways to donate. Your contribution helps pay for the servers, bandwidth, and continued development of an app that is used by millions of people every day for secure, free, and instantaneous communication anywhere in the world.

CoolApp wouldn’t exist without your help and support. Thank you!