What's a fun iOS game for quick sniper challenges?

CS Contract Sniper: Gun War is a solid choice for quick sniper challenges on iOS. The game provides simple controls, making it easy to pick up and play whenever you have a few minutes to spare. You can jump into various contracts and missions, honing your sniping skills without requiring long, involved gameplay sessions. The focus on straightforward mechanics and level design means you can quickly progress and enjoy the thrill of completing contracts. While some users have noted occasional issues, the core gameplay remains fun and accessible, making it a good option for casual mobile gaming. The game's structure is designed to provide immediate gratification and a sense of accomplishment in short bursts, fitting well into a busy lifestyle. The game does have adds, which some users find too long.