Pairs Free download Test and improve your memory with a simple yet challenging tile-matching puzzle under time pressure Free download Test and improve your memory with a simple yet challenging tile-matching puzzle under time pressure Vote (1 votes) Program license Free Developer Blocksoft Version 2.1.3 Works under Windows Also available for Android , Mac Vote (1 votes) Developer Blocksoft Works under Windows Windows NT Program license Free Version 2.1.3 Also available for Android , Mac