Escape Room - The 20 Rooms IV is one of the best mobile escape game series developed by Hide And Seek Fun Games - NSR Escape Games for Android users. The game consists of multiple levels, each with its own unique story and set of challenges. The game involves solving interesting puzzles with the help of hidden clues and objects. The game takes place in different settings such as a black forest house, blue asylum, nightmare house, zombie apartment, lost soul real store of king, shrouded house, dark tribal cave, endangered species forest, Rishi forest, dark forest, and an abandoned tunnel.

Each level of the game is designed in a way that keeps the player engaged and entertained. The game is completely free and can be downloaded from the Google Play Store. The game's graphics and sound effects are impressive and add to the overall gaming experience. The game's controls are easy to understand and use. The game is suitable for people of all age groups who enjoy puzzle games. Overall, Escape Room - The 20 Rooms IV is a must-try for all puzzle game lovers.