This social deduction game challenges a group of friends to identify a spy among them. Players ask yes/no questions and use intuition to vote on the spy before time runs out.



11+ similar games compared and reviewed
99 Letters is great, but it's not the only option. Explore 11+ similar apps and games for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.



This social deduction game challenges a group of friends to identify a spy among them. Players ask yes/no questions and use intuition to vote on the spy before time runs out.






Engage in an addictive color sorting game featuring unique locked tube challenges. Solve over 500 levels of brain-training puzzles without time pressure, perfect for stress relief and mental exercise.






Navigate a neon-lit tunnel, controlling a rolling ball through a constantly shifting geometric landscape. Test your reflexes and timing to survive the accelerating pace and climb the global leaderboards. Unlock new ball skins and environments with earned in-game currency.




Smash through walls by strategically crashing into them, ensuring you have enough space to progress. Aim to clear each level by breaking the final brick.








Tap groups of 2 or more same-colored bubbles to pop them and earn points. Choose between Standard and Color modes, customize your background, and compete on global leaderboards. Earn bonus bubbles or purchase packs to enhance gameplay.


Experience classic Mahjong Solitaire with a stunning galaxy and space theme. This free game offers over 600 solvable layouts and challenges players to match tiles strategically. Track your best times and wins on each level for endless replayability.