Here is the full list of all 22 12 Labours of Hercules achievements. It takes around 5-6 hours to unlock all of the achievements on Windows.
Use 2 different bonuses together.
Earn every achievement!
Collect 100 golds.
Collect 30+ resources using the «More resources!» bonus.
Use the same bonus again before its time runs out.
Complete all mini-games perfectly!
Complete all levels in Gold time!
Use the «Stop the clock!» bonus three times in one level.
Four servants at the house.
Collect 100 supplies.
Complete 20 levels in Gold time!
Call upon 5 characters.
Beat your own Gold record.
Call upon any 3 servants using the «Work faster!» bonus.
Tap 100 times anywhere on the screen while playing a single level.
Complete a mini-game without losing any health points.
Servant must collect one resource once all objectives have been met.
Complete a level in Gold time without using any bonuses.
Call upon 3 different characters simultaneously.
Call upon any 4 servants with the «Run faster!» bonus.
Complete 3 levels in Gold time.
Complete 2 levels in Gold time with at least 10 seconds remaining.