Choplifter games in order

All 4 games of the Choplifter series in the order they came out, from Choplifter (1982) to Choplifter HD (2012).

1. 
   ChoplifterApple II, VIC-20, FM-7 +9 · Dan Gorlin
   68May 1982
2. 
   Choplifter IIGB · Krome Studios Melbourne
   21 Jun
3. 
   Choplifter IIISNES · Krome Studios Melbourne
   81Jan 1994
4. 
   Choplifter HDPS3, PC, Xbox 360 +3 · inXile entertainment
   6310 Jan