[Android] The Room: Old Sins $1.99 (Was $8.49) @ Google Play

The 4th game in The Room series is on sale. Equal cheapest it's been on sale. Rated 4.9/5 stars (49,180 reviews), 100,000+ installs.

The 4th entry in the multi-award winning ‘The Room’ puzzle game series.

“The Room’s creepy touchscreen puzzle boxes are better than ever in Old Sins; Fireproof has crafted what may be the best version yet.” – The Verge

“The creative puzzles, along with a haunting atmosphere, engage your whole brain. One of the year's best mobile games.” – Gameinformer

“Essentially a room-escape game, featuring a giant dollhouse designed with an impossible amount of detail and care; you feel like you’re actually touching the walls.” – GQ

“The fourth in a series of super-tactile puzzle-box games and it’s the best yet.” – The Guardian

Enter The Room: Old Sins and be transported to a place where tactile exploration meets challenging puzzles and a captivating story.
The sudden disappearance of an ambitious engineer and his high-society wife provokes the hunt for a precious artefact. The trail leads to the attic of their home, and the discovery of an old, peculiar dollhouse…
Explore unsettling locations, follow obscure clues and manipulate bizarre contraptions as you uncover the mysteries within Waldegrave Manor.