100 Doors Brain Teasers 1 is a free puzzle game developed by ShEk Tech for Android 9.0. The game is an improved version of the popular 100 Doors Escape game, where players are challenged to escape from each of the 100 rooms by solving puzzles and clues.

To play the game, you must unlock the door to escape and move on to the next room. You can use in-game clues and solve puzzles to do so, and items can be picked up and used from your inventory. The game is level-based and has four types of doors, each with its own set of challenges.

The game features realistic and eye-catching graphics, numerous brain teasers, and logic-based puzzles that are highly addictive. There are 50 doors in the game, with 50 more doors available in the sequel, 100 Doors Brain Teasers 2.

If you get stuck, there are walkthroughs available online, such as on FreeAppGG and AppCheaters.

Overall, 100 Doors Brain Teasers 1 is a great game for puzzle enthusiasts who enjoy a challenge. With its variety of puzzles and levels, it will keep you entertained for hours.