Ever wonder how many Five Star Reviews you might need to reach a certain a certain average in ratings services such as Google Business Profile or the Apple Store? Or, want to understand the impact of a review on your overall rating?

This simple calculator can help with that. For example, suppose your current rating is a 4.3 with 200 reviews and you desire to get to a 4.7 (200 additional reviews). Or, you want to understand how many 5 star reviews you need to offset to 1 star reviews to maintain your 4.8 rating (about 30).