The best replacement for snowball is yeti.

The best alternatives to snowball are rated as following:
★★★★★  yeti
★★★  avalanche
★★★  snow cone
★★★  snowball ice
★★★  napoleon
★★  trotsky
★★  nessie
★  snowball
★  at2020
★  yeti microphone
★  snowflake
★  frost snipe
★  lighter
★  blue yeti
★  yeti pro
★  yeti mic
  leon trotsky
  napoleon animal farm
  snow ball
  hydrangea
  eggnog
  blue snowball ice
  porter stemmer
  samson c01u
  debt avalanche

Your alternative for snowball is not listed? Suggest!
Speaking about snowball, one probably shouldn't forget about pop filter.

Other search terms related to snowball and their ratings are:
★★★★★ pop filter
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Google Trends

Scale is based on the average worldwide traffic of snowball in all years. Click on graph for more.
snowball
yeti
avalanche