Here is the full list of all 35 Idle Pins achievements.
Practice some Alchemy
Get 50 S+ Rank tunes
Overcharge 1,000,000
Overcharge 1,000 Leaders
Discover 140 different Pins
Unlock The Tower
Play for 1 month
Get 10 S+ Rank tunes
Tune 30 different Pins
is Arkshija real?
Find 50 Slimes
Play for 10 days
Tune 10 different Pins
Overcharge 100,000 enemies
Overcharge 100 Leaders
Redeem a code
Discover 50 different Pins
Find 10 Slimes
Play for 1 day
Join dev's streaming
Find a Slime
Overcharge 1,000 enemies
Tune your first Pin
Play for 1 hour
Discover 10 different Pins
Finish the tutorial
Overcharge 10,000,000 enemies
Overcharge 50,000,000 enemies
Overcharge 10,000 Leaders
Tune 60 different Pins
Get 200 S+ Rank tunes
Get 400 S+ Rank tunes
Get 800 S+ Rank tunes
Play for 6 months
Max autofuse Upgrades