Birdapp is an Android application that allows you to earn money without any investment. Developed by TBGame, it falls under the category of Business & Productivity. The app offers a unique way of earning real money by completing simple tasks and purchasing chickens that bring in cash rewards. The application is free to use and available for download on the Google Play Store.

To start earning, users have to complete a few tasks and receive rewards, which can be used to purchase chickens. These chickens will lay eggs, and users can sell them to earn real money. Users can withdraw their funds to various e-wallets such as QIwi and Payeer. The conversion rate is 10 coins for 1 ruble, and the app does not require any investment to start earning.

Overall, Birdapp is an interesting and innovative way to earn money without any investment. The app's user interface is simple and easy to navigate, making it accessible to everyone. The only downside is that the app is only available for Android users, and there is no iOS version available yet.