Here is the full list of all 36 A Buttload of Free Games achievements.
Play Ben VS Anime.
Play Falling in Love.
Play 10 Second Painter.
Play Bird Bakery.
Play Dark Roads.
Play Demons.
Play Do the Business.
Play Fancy Trash.
Play FEED ME APPLE.
Play FPS TRUE LOVE.
Play Geckles's Ghosts.
Play Hungry Frog 2.
Play Hunk Hustler.
Play Intergalactic Interpreter.
Play Miracle Cure.
Play |\\/|0|\\|5+3|2.exe.
Play Place Place.
Play Plünge.
Play Procrabstination.
Play Real-Time Gardener.
Play Rogue_Paint.
Play Rootin' Tootin' & No Shootin'.
Play Scream Sport.
Play SOUP.
Play Spicy Mansion.
Play Sqaranch!
Play Super Slime Slasher Ultra.
Play FataliTea.
Play The Flame.
Play The Scarlet Cypress Hotel.
Play Tooting in the Rain.
Play Two Sides.
Play When Life Gives You Lemons.
Play Whodini.
Play You Can't See Everything at Once+.
Play A Clownfetti Catastrophe.