The best replacement for real guitar is guitar hero.

The best alternatives to real guitar are rated as following:
★★★★★  guitar hero
★★  strum acoustic
★  acoustic legends

Your alternative for real guitar is not listed? Suggest!
Speaking about real guitar, one probably shouldn't forget about rock band 3.

Other search terms related to real guitar and their ratings are:
★★★★★ rock band 3
★★★★ guitar hero
★★★★ rock band
★ power gig
rockband 3
You have in mind a companion for real guitar and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of real guitar in all years. Click on graph for more.
real guitar
guitar hero
strum acoustic