Here is the full list of all 18 Hearts 3D Premium Playtest achievements.
Receive all Cards
Play 500 hands online
Play 10 hands online
Play 50 hands online
Play 100 hands online
Play 100 Hands
Play 250 Hands
Play 10 Games
Play 25 Games
Play 50 Games
Play 100 Games
Achieve a place in top 3 highscores
Achieve 1st place in highscores
Play 25 Hands
Play 50 Hand
Achieve a place in highscores
Receive all Hearts
Pass the Queen of Spades to another player