Here is the full list of all 21 Sex Simulator achievements.
Find Freddy's Outfit
Spend in the game a lot of time at a time
Make 50 kisses in one game.
Run red alert
Perform all finishers in one game
Performe Finisher per 12 seconds
When the girl is on top, press “A” 1000 times in one position
Perform 2 finishers per mouth in one game
Bite a girl 25 times a game
Slap girl 10 times in one game
Disable music
Finish it in her mouth
Use the editor of clothing
Fill the orgasm and the excitement of the girl at the same time
Make a girl a cream pie
Remove clothes from the girl
Tearing clothes on a girl
Change background
Raise girl excitation to 100%
Read help
Run game for the first time