How to use this calculator
Compare two retention checkpoints and calculate percentage-point and relative drop-off.
How the calculation works
- Enter your game or platform assumptions.
- The calculator applies the displayed formula.
- Compare the result with related Tool2Do game tools.
Formula
Relative drop-off = (from retention - to retention) / from retention x 100.
Example
40% D1 retention and 12% D7 retention is a 28-point drop and 70% relative drop-off.
Understanding your result
Use the output as a practical starting point, then review it before using it in an important workflow.
Assumptions and limitations
- This is simplified planning math only.
- Use aggregated inputs. Do not paste private player or account data.
Frequently asked questions
Does this require an account?
No. The core tool works without creating a Tool2Do account.
Is my input included in share links or analytics?
No. Tool2Do share actions use the tool page URL and safe metadata, not private values or uploaded files.