Abyss: the Wraiths of Eden (Full) is a wonderful game. This game was $4.99 earlier but now you can it for free for your iPhone and iPad.
40 dazzling and exotic underwater locations
16 unique hidden object scenes to search
22 mini-games, including an unusual Domino game
Three difficulty modes: casual, advanced and expert
In-depth Strategy Guide
Game Center Support
New iPad Retina Display Support
You will need to have iOS 5.1 or higher version. and the download size will be around 500Mb.
Languages: English, Chinese, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanis
Watch the gameplay sample
Get it for iPhone or the HD version for you iPad