Here's how you can download the Jetpack Joyride app free for Android devices.
1. Go to the Google Play page for the free app Jetpack Joyride.
2. Tap the Install button.
Here's a description of Jetpack Joyride:
"Suit up with a selection of the coolest jetpacks ever made and take to the skies as Barry Steakfries, the lovable hero on a one-way trip to adventure! From the creators of the worldwide phenomenon Fruit Ninja comes the action-packed Jetpack Joyride, Halfbrick's most anticipated Android game ever!"