The best replacement for r4 is m3.

The best alternatives to r4 are rated as following:
★★★★★  m3
★★★★  acekard
★★★  r4i
★★★  dstt
★★  supercard
★★  ag tires
★★  edge
★  turf tires
★  dstwo
★  gateway
★  ttds
★  n5
★  cyclods
★  r1 tires
★  acekard 2i
★  h440
★  r4 sdhc
★  550d
  accelerade
  m3 real
  m3 simply
  galil
  action replay
  tt
  m3i
  gei
  200 4r
  ds xtreme
  xl r2
  g6
  cyclo ds
  500r
  m3 ds
  ds one
  supercard dstwo
  m3 ds real
  ysmenu
  cyclods evolution
  m3 ds simply
  cyclo
  simply

Your alternative for r4 is not listed? Suggest!
Speaking about r4, one probably shouldn't forget about 3ds.

Other search terms related to r4 and their ratings are:
★★★★★ 3ds
★★★★ pokebank
★★★ 3ds xl
★★★ 3ds games
★★ dsi
★★ 2gb
★★ 4gb micro sd
★ ysmenu
★ games for nintendo ds
★ action replay
ds
no disk
ds browser
You have in mind a companion for r4 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of r4 in all years. Click on graph for more.
r4
m3
acekard