Here is the full list of all 26 PieClicker achievements.
Open the game.
Unlock the Apple Pie
Cheesecake is 100% a pie.
Now me personally...
Unlock the Key Lime Pie
Unlock the Lemon Meringue Pie
That looks like a good pie!
Pumpkin Pie is a classic!
Is that a Celeste reference?
Unlock the Nuclear Pie Reactor
Electric Boogaloo
Platinum 5? Really?
Have you taken this too far?
Buy 50 Chefs
Buy 100 Chefs
Buy 150 Chefs
Buy 50 Flyers
Buy 100 Flyers
Buy 150 Flyers
Buy 50 Ovens
Buy 100 Ovens
Buy 150 Ovens
Buy 50 Rolling Pins
Buy 100 Rolling Pins
Buy 150 Rolling Pins
Buy a Rocket Ship!