Gross Motor apps are more difficult to find, but there are a few out there that are good and motivating for children during therapy.
Dance Party Zoo

Compatibility: Requires iOS 3.0 or later. Compatible with iPhone, iPad, and iPod touch.
Many children need practice in balance, coordination and rhythm. Dance Party Zoo is a fun way to get it!
This fun dancing game helps children practice basic motor and balance skills. How do you play? Children begin by selecting a zoo animal for their dancing avatar. Then they can choose a dance tune from their iPhone or iPod’s music library or play a favorite song on a boom box. After the music starts, children hold or pocket their iPhone or iPod Touch and dance away!
I AM LOVE – Kids’ Yoga Journey

Compatibility: Requires iOS 3.1 or later. Compatible with iPhone, iPad, and iPod touch.
Super Stretch Yoga HD

Compatibility: Requires iOS 3.2 or later. Compatible with iPad.
Dem Dancing Bones

Your kids will absolutely love the funny dances performed by this cartoon Skeleton named Mr. Bones!
MotionMaze

Rosita’s Jump Count

Compatibility: Requires iOS 4.3 or later. Compatible with iPhone, iPad, and iPod touch.
Super Monkey Ball 2: Sakura Edition Lite

Compatibility: Requires iOS 4.3 or later. Compatible with iPhone, iPad, and iPod touch.
Smashing Monster Truck Lite

Test your driver skills with this extremely fun game.
Compatibility: Requires iOS 3.1 or later. Compatible with iPhone, iPad, and iPod touch.
Labyrinth 2 HD Lite

Compatibility: Requires iOS 5.0 or later. Compatible with iPad.

None of them are available in india App Store