The best replacement for photoshop is gimp.

The best alternatives to photoshop are rated as following:
★★★★★  gimp
★★★★  illustrator
★★★  lightroom
★★★  photoshop elements
★★  aperture
★★  elements
★★  paint.net
★★  splashup
★★  pixlr
★★  befunky.com
★★  sumo paint
★★  aviary
★★  fotoflexer
★★  adobe photoshop express
★★  фотошоп
★★  artweaver
★★  fotografix
★★  gimphoto
★★  opencanvas
★★  photoperfect express
★  paint shop pro
★  fireworks
★  indesign
★  corel
  photoshop extended
  aperture 3
  sai
  paint tool sai
  lightroom 5
  iphoto
  paint shop
  painter
  pixelmator
  photoshop cc
  paintshop
  elements 12
  elements 9
  photoshop
  corel painter
  adobe illustrator
  picnik
  corel draw
  photoimpact
  photoshop elements 12
  lightroom 3
  manga studio
  picasa
  imageready
  gimp review
  publisher

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

Other search terms related to photoshop and their ratings are:
★★★★★ celebrities
★★★★★ tablet
★★★★ photoshop
★★★ touch screen
★★ keygen
★★ gimp
★★ paint
★★ harry styles
★★ imageready
★★ background
★★ green screen
★★ dreamweaver
★★ wacom tablet
★★ animation
★ macbook air
★ illustrator
★ fisheye
★ adobe id
hdr
surface pro 2
wacom
models
layers
liquify tool
lightroom
cloning
You have in mind a companion for photoshop and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of photoshop in all years. Click on graph for more.
photoshop
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illustrator