Here is the full list of all 26 Stifled achievements.
Return.
Happy times.
The beginning?
Threading through the throng.
Where is she?
Exercise in futility.
Choice.
Figure out the safe’s password early.
Can't you let go of that bottle?
Give the children hope.
It’s all coming back to me now.
Is that paint?
Squealed like a little kid.
Read 3 items.
Read 12 items.
Read everything.
Picked up 2 dolls.
Picked up 6 dolls.
Picked up all the dolls in every level
Investigate House 1973.
Investigate crash site.
Investigate Orphanage.
Investigate House 1975.
Returned home
Clear the game without making a Voice Pulse.
Clear the game without throwing anything unnecessarily