The best replacement for swing set is trampoline.

The best alternatives to swing set are rated as following:
★★★★★  trampoline
★  wooden
★  swingset
★  metal swing set
★  playhouse
  wood swing set

Your alternative for swing set is not listed? Suggest!
Speaking about swing set, one probably shouldn't forget about slide.

Other search terms related to swing set and their ratings are:
★★★★★ slide
★★★★ playhouse
★★ tree house
★ clubhouse
You have in mind a companion for swing set and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of swing set in all years. Click on graph for more.
swing set
trampoline
wooden