Thanks to the devs for this giveaway and please wishlist or buy to support them.

Follow https://store.steampowered.com/publisher/dendagames for updates.

Wishlist their other puzzle games:
https://store.steampowered.com/app/1523680/Jigsaw_Pieces__Sweet_Times/
https://store.steampowered.com/app/1529410/Jigsaw_Pieces__Valentines_Day/
https://store.steampowered.com/app/1532750/Jigsaw_Pieces_2__Shades_of_Mood/

Key is from dev and may say beta upon activation, but is for the full retail version, which will not be revoked.