The best replacement for glue gun is super glue.

The best alternatives to glue gun are rated as following:
★★★★★  super glue
★★  fabric glue
★  cold glue gun
★  e6000
  low temp glue gun
  low
  low temp
  high temp glue gun
  cool glue gun

Your alternative for glue gun is not listed? Suggest!
Speaking about glue gun, one probably shouldn't forget about glue sticks.

Other search terms related to glue gun and their ratings are:
★★★★★ glue sticks
★ glue stick
sticks
You have in mind a companion for glue gun and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of glue gun in all years. Click on graph for more.
glue gun
super glue
fabric glue