Outlast games in order

All 4 games of the Outlast series in the order they came out, from Outlast (2013) to The Outlast Trials (2023).

1. 
   OutlastPC, PS4, Xbox One +3 · Red Barrels
   774 Sep
2. 
   Outlast: WhistleblowerPC, PS4, PSP +4 · Red Barrels
   776 May
3. 
   Outlast 2PC, PS4, Xbox One +2 · Red Barrels
   7524 Apr
4. 
   The Outlast TrialsPC, PS4, Xbox One +2 · Red Barrels
   7218 May