The best replacement for cs5 is cs4.

The best alternatives to cs5 are rated as following:
★★★★★  cs4
★★★★★  cs5 extended
★★★★★  elements
★★★  lightroom
★★★  cs5.5
★★  cs6
★★  cs6 photoshop
★★  elements 9
★★  cs3
★  extended
★  lightroom 3
★  elements 10
★  fcp
★  photoshop cs5 extended
★  lightroom 4
★  photoshop elements 8
★  cs 7
  photoshop elements
  5.5
  final cut pro
  fcp 7
  aperture
  aperture 3
  adobe photoshop cs5 extended
  photoshop cs5
  final cut

Your alternative for cs5 is not listed? Suggest!
Speaking about cs5, one probably shouldn't forget about serial number.

Other search terms related to cs5 and their ratings are:
★★★★★ serial number
★★★ mountain lion
★ cs4
acrobat
You have in mind a companion for cs5 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of cs5 in all years. Click on graph for more.
cs5
cs4
cs5 extended