Screen Shot 2013-11-03 at 6.37.18 PMNinJump Rooftops joins the top free iPhone apps list this week at No. 2, according to research from Apple. The video game from Backflip Studios challenges ninjas to battle killer squirrels, angry birds, enemy ninjas, throwing stars and exploding bombs.

Below, we’ve listed the top free iPhone apps of the week. The list links to Inside Network’s research about the individual apps, including historical charts, developer information and download information.

Every week we spotlight the top free apps every week–helping our readers discover, enjoy and analyze successful content.

Top Free iPhone Apps of the Week

1. Bitstrips Bitstrips 1 = No
2. NinJump Rooftops NinJump Rooftops 2 = No
3. Dots: A Game About Connecting Dots: A Game About Connecting 3 ▲44 Yes $5,883.00 ▲ $3992.0
4. Emoji for iOS 7 Emoji for iOS 7 4 ▼1 No
5. Deer Hunter 2014 Deer Hunter 2014 5 ▼1 Yes $68,462.00 ▲ $9169.54
6. Crazy Shave Crazy Shave 6 ▲6 No
7. YouTube YouTube 7 ▼1 No
8. Instagram Instagram 8 = No
9. The Great Jitters: Pudding Panic Reloaded The Great Jitters: Pudding Panic Reloaded 9 ▼4 No
10. Facebook Facebook

More detailed stats are available at AppData Pro, Inside Network’s data service supplying performance data, including historical user data, audience demographics, and company information for developers and applications.