Urban bird combat is a rough affaire, so protect tour turf! The rules are simple: two birds collide, the biggest converts the other, so pump up your birds! But careful not to hit other birds as you are inhaling, for your birds will lose his air.

How to play:
Touch your birds to pump them up. Hit other birds to convert them into yours. Don't let your birds hit bigger birds than them.

Characteristics:
- 20 levels
- 4 types of enemies
- Cats on Jetpacks!
- Simple controls

// Option A //

To download Pump up the birds mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Pump up the birds mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Pump up the birds from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Pump up the birds in HappyMod App.