The best replacement for cubase is sonar.

The best alternatives to cubase are rated as following:
★★★★★  sonar
★★★  logic
★★★  pro tools
★★★  reaper
★★★  ableton
★★  nuendo
★★  reason
★★  fl studio
★  cakewalk
★  studio one
★  protools
  ableton live
  fruity loops
  garageband
  digital performer
  sonar x3
  studio one 2
  audition
  logic pro
  adobe audition
  cubase artist
  audacity
  mixcraft
  reason 7
  cakewalk sonar
  fl
  cubase
  logic 8
  wavelab
  tracktion
  cubasis
  samplitude
  logic 9
  live
  garage band

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

Other search terms related to cubase and their ratings are:
★★★★★ reason
★★★ mbox
★★★ maschine
★★★ motif xs
★★ audio interface
★ autotune
★ ilok
★ mbox 2
★ protools
★ zoom r16
★ fruity loops
★ digi 001
superior drummer
m audio
digidesign hardware
motif es
proteus
plugins
reason 4
digi002
rewire
You have in mind a companion for cubase and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of cubase in all years. Click on graph for more.
cubase
sonar
logic