Here is the full list of all 25 Shoppy Mart: Steam Edition achievements.
Completed 500 Orders Successfully
Unlocked Nova
Unlocked Veteran
Unlocked Writer
Unlocked EDM Producer
Unlocked Crazy Hobo
Unlocked Stoner
Completed Shoppy Mart: Steam Edition
Reached Hell
You've reached level 10 and unlocked the new register!
Unlocked ???
Unlocked I'm With Stupid
Unlocked Rosanne
Scan 1000 Items
Unlocked Rapper
Completed 100 Orders Successfully
Unlocked Larry
Scan 500 Items
Unlocked Jimmy
Unlocked Buttface
Unlocked Albert
RIP Headphone users
Scan 100 Items
Completed 10 Orders Successfully
Scan 10 Items