Here is the full list of all 32 Shelter 69 achievements.
Complete 1000 QTEs
Increase equipment level 250 times
Ressurect 50 champions
Complete Quantity Over Quality or Only The Premium Quality
Build 25 rooms
Increase equipment rarity 20 times
Unlock all 13 Pocket Waifu characters!
Complete 50 flirts
Unlock Chapter 5
Log in daily for 30 days
Survive 25 invasions
Recruit 25 workers
Clear 15 obstacles
Complete 50 expeditions
Disassemble equipment 250 times
Complete 50 daily tasks
Log in daily for 7 days
Visit 25 secret locations
Complete 10 flirts
Disassemble equipment 50 times
Complete Give Me Regular or Got Something Better?
Increase equipment level 10 times
Complete 50 QTEs
Use skills 250 times
Visit 500 secret locations
Complete 1000 expeditions
Survive 1000 invasions
Upgrade rooms 50 times
Reach level 25 with 10 champions
Complete 1000 daily tasks
Recruit 250 workers
Increase equipment rarity 250 times