Ratings and Reviews
Rating Projection Calculator
Calculate how many new reviews you need to reach a target average. Adjust the current rating, review count, and expected incoming rating to compare scenarios.
Your rating baseline
The average shown on your listing today.
Projection updates as you edit. Expected new rating means the average of incoming reviews.
Rating projection
510
new 5-star reviews needed
- Projected average
- 4.50
- Total reviews
- 1,360
- Target
- 4.5 stars
Formula used
(4.5 − 4.2) × 850 ÷ (5 − 4.5), rounded up.
Weighted-average planning only. Actual rating systems may round, filter, or weight reviews differently. New reviews may not match the assumed rating.
Cómo funciona
Project ratings in three steps
Enter your baseline
Use the current average and the total reviews behind it.
Set the target
Choose a target average and the average score you expect from new reviews.
Review the projection
See the required count, projected average, total reviews, and formula.
Qué obtienes
Clear rating math
01
Weighted-average model
New reviews are averaged against the existing review base.
02
Reachability check
Find out when the expected incoming rating cannot reach the target.
03
Instant copy and reset
Update inputs locally, copy the projection, or return to the example baseline.
Casos de uso
Where rating projection helps
App store planning
Understand how review volume affects a target app rating.
Customer experience teams
Use a transparent mathematical scenario when discussing rating goals.
FAQ
Rating Projection FAQs
How are reviews needed calculated?
Why can a target be unreachable?
What if my target is already reached?
Does this predict my app store rating?
Is an API or account required?
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