Nuclear Outrun joins the top free iPhone apps list this week at No. 8, according to research from AppData. The iPhone app from Gamenauts is full of riddles for users to solve. The app challenges players to navigate their way through a post-apocalyptic zombie landscape.

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.

To support Mediabistro’s Media App Summit, 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. Despicable Me: Minion Rush Despicable Me: Minion Rush
2. Candy Crush Saga Candy Crush Saga
3. Riddle Me That Riddle Me That
4. The Idiot Test 3 The Idiot Test 3
5. Word Crush™ Word Crush™
6. Can You Escape Can You Escape
7. Google Maps Google Maps
8. Nuclear Outrun Nuclear Outrun
9. Vine Vine
10. Monster Doctor Monster Doctor

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.