Yttro: Game App Discovery - No-holds-barred access to breathtaking mobile games

GameHunt - Product Hunt for games

AppAdvice - AppAdvice is the leading online and 'onapp' resource covering all thing iOS

Gamify List - Find the best gamification apps to reach your goals

appfigures - Cross-platform app store analytics for all of your mobile apps.

Gameram - Join the community, share emotions about games you love