"Betweenle" is an engaging game available on iPhone where players can put their word-guessing skills to the test. The game challenges users to uncover a hidden secret word among other words within 14 guesses. With a dictionary sorted alphabetically, players receive hints on whether the secret word is located before or after the entered word. The game incorporates a visual cue system using orange dots to indicate if the secret word is closer to the top or bottom word. Players can enjoy the game in daily mode to compete with friends or opt for the unlimited mode for extended gameplay sessions.