The best replacement for sp is lp.

The best alternatives to sp are rated as following:
★★★★★  lp
★★★★  ep
★★★  spp
★★★  slp
★★  dp
★★  fmj
★  lp mode
★  lp recording
★  slp recording
★  nintendo ds
★  af fans
★  sp2
★  af
★  ds
★  micro
★  np
★  ep vhs
★  vc
  sj
  avc
  gameboy micro
  nyp
  tp
  xperia z
  xperia v
  galaxy s3
  slp longer
  odds
  hq
  ep recording
  mercon v
  sp
  game boy micro
  mercon lv
  gba
  digibeta
  lv
  xp
  vc nba 2k14
  take price
  gp
  gameboy advance

Your alternative for sp is not listed? Suggest!
Speaking about sp, one probably shouldn't forget about recompile option.

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



Google Trends

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sp
lp
ep