Here is the full list of all 13 SuchArt: Creative Space achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Complete a total of 10 commissions
Paint 1km of strokes with your brushes
Paint on an unconventional canvas
Buy a least 15 items from the shop
Earn over 2000 credits through commissions and the marketplace
You really wanted to do that, didn't you?
Take a picture with a broken camera
Break an electronic device
Make a spray can blow up
Get your first gift reward
Throw a full bucket of paint
Take your first photo
Get your hands on the gift