The best replacement for bt1 is bt1a.


The best alternatives to bt1 are rated as following:
★★★★★  bt1a
★★★★  lx1
★★★★  gl1
★★★  bt2

Your alternative for bt1 is not listed? Suggest!


No companions for bt1 have been suggested so far.
You have in mind a companion for bt1 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of bt1 in all years. Click on graph for more.
bt1
bt1a
lx1