Here is the full list of all 29 Fresh Start Cleaning Simulator achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Complete every level restoring 100% of nature
Pet every animal
Some say it's intentional, others say it's just a mistake. It's neither
Is it ancient... Or just old?
Suck up 500 000 units of water in total
Finish Poland
Finish Garden
Finish Beach
Finish Australia
Use Hooverbot a 100 times in total
Collect 5000 trash in total
Finish Japan
Use Sprinklerbot a 100 times in total
Finish Asia
Recycle 1000 trash using pocket recycler
Seems out of place, doesn't it?
Finish Forest
Jump!
Finish Iceland
Collect 2500 trash in total
Destroy 300 debris piles in total
How'd you get here?!
Finish Alps
Destroy 200 debris piles in total
Finish Railstation
Collect 500 trash in total
Destroy 100 debris piles in total
Finish the tutorial