Puzzle (1233 programs)
Pros: Regular updates introduce new elements. Can be played entirely for free with patience. Can connect with Facebook friends for bonuses. Daily events encourage replaying.
Cons: Enforced competition entry during events. Gameplay feels elongated to encourage microtransactions. Some levels seem designed to fail without microtransactions. Unable to pause timed levels.
Pros: Beautiful graphics. Loads of levels. Instant replay slow motion.
Cons: None.
Pros: Engaging casual gameplay. Beautiful environments and funny creatures. Excellent ambient soundtrack. Simple controls.
Cons: A hint system would be useful.
Pros: Mysterious atmosphere. Hints and explanations. Original puzzles.
Cons: Can solve it by clicking anywhere.