The best replacement for key ring is cardstar.

The best alternatives to key ring are rated as following:
★★★★★  cardstar
★★★★  key chain
★★  keyring
★  card star

Your alternative for key ring is not listed? Suggest!
Speaking about key ring, one probably shouldn't forget about credit card holder.

Other search terms related to key ring and their ratings are:
★★★★★ credit card holder
★★★★ card holder
★★★ id holder
★★ carabiner
You have in mind a companion for key ring and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of key ring in all years. Click on graph for more.
key ring
cardstar
key chain