There's an iOS version as well for those of us on the other side of the smartphone aisle, which is similarly free and ad-free: https://itunes.apple.com/us/app/s

There's an iOS version as well for those of us on the other side of the smartphone aisle, which is similarly free and ad-free: https://itunes.apple.com/us/app/simon-tathams-portable-puzzle-collection/id622220631?mt=8 https://itunes.apple.com/us/app/simon-tathams-portable-puzzl...