The classic Solitaire that comes installed on Windows is available for both Android and iOS. Get the version that Microsoft makes. Minesweeper is free for iOS, although you can pay $2 for a premium version on iPhones. It's also free for Android, but there are ads.A fully licensed Tetris game is free for both iPhones and Android phones. If you miss the Brick Breaker that came with BlackBerry phones, you'll love this clone for iPhones. The Android version isn't as good a replica but it's still fun.The word game classic is available for free for iPhones and Android. There are lots of Snake games that emulate the classic Nokia game, but there's also a version called Slither.io, where you can play against other Snake fanatics around the world. It's free for iOS and Android. You can also play in a browser for free at slither.io. If you miss when game machines were huge cabinets and didn't fit in your pocket, you should download Galaga, which is officially licensed. It's free for iOS and Android, but you can pay money for ships and power-ups. The arcade classic is free for both iOS and Android. The ancient game of skill is free for iPhones and Android. Get the version from Chess.com — it's free and lets you play with your friends or people around the world. The officially licensed Scrabble app is free for iPhone and Android with in-app purchases. There's also a more social version for iOS and Android — although it's not the official board — called Words With Friends. There's a version of Connect 4 for iPhones and Android Phones — it's free, but $3 to remove ads. The classic Sega game is free-to-play, although a premium version is a $2 in-app purchase. Available for iOS and Android. The classic space shooter is free with in-app purchases for iPhone and Android.