“difficult”

All categories 2 titles 439 apps 1% Education 2 titles 135 apps 2.2% Reference 1 titles 60 apps 1.7% Medical 1 titles 47 apps 2% Utilities 0 titles 67 apps 0.7% Lifestyle 0 titles 65 apps 1.1% Health & Fitness 0 titles 65 apps 1.7% Games 0 titles 52 apps 2.4% Entertainment 0 titles 50 apps 1% Productivity 0 titles 45 apps 0.8% Music 0 titles 35 apps 1.3% Sports 0 titles 25 apps 0.8% Travel 0 titles 21 apps 0.6% Photo & Video 0 titles 19 apps 0.8% Navigation 0 titles 19 apps 0.8% Books 0 titles 19 apps 1.1% Casual 0 titles 13 apps 3.5% Business 0 titles 12 apps 0.4% Finance 0 titles 10 apps 0.4% Food & Drink 0 titles 10 apps 0.5% Adventure 0 titles 10 apps 3.7% Puzzle 0 titles 10 apps 2.8% Family 0 titles 9 apps 2.1% Social Networking 0 titles 8 apps 0.5% Developer Tools 0 titles 8 apps 0.7% Graphics & Design 0 titles 8 apps 0.6% Action 0 titles 8 apps 3.1% Simulation 0 titles 8 apps 2.2% Strategy 0 titles 7 apps 2.5% Trivia 0 titles 7 apps 4.7% News 0 titles 5 apps 0.3% Magazines & Newspapers 0 titles 5 apps 0.4% Card 0 titles 4 apps 2.7% Shopping 0 titles 3 apps 0.3% Roleplaying 0 titles 3 apps 1.2% Sports 0 titles 3 apps 1.8% Word 0 titles 3 apps 1.9%