The best replacement for fps is rpg.

The best alternatives to fps are rated as following:
★★★★★  rpg
★★★★  rts
★★★★  tps
★★★  refresh rate
★★★  ips
★★★  mph
★★★  60 fps
★★  hz
★★  30 fps
★★  fighting games
★★  mmorpg
★★  rts game
★★  shutter speed
★  moba
★  vps
★  frame time
★  24fps
★  chaps
★  30fps
★  24 fps
★  24
  fpe
  29.97
  pps
  60fps
  less fps
  hertz
  third person shooter
  tps games
  15 fps
  30

Your alternative for fps is not listed? Suggest!
Speaking about fps, one probably shouldn't forget about fraps.

Other search terms related to fps and their ratings are:
★★★★★ fraps
★★★ snipers
You have in mind a companion for fps and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of fps in all years. Click on graph for more.
fps
rpg
rts