One-click modeling
Simulation Parameters
400,000
50K
400K (Benchmark)
1.0M
85,000
10K/mo
85K/mo
250K/mo
82.0%
40% (High Churn)
82% (Default)
98% (High Stickiness)
12 Months
6 mo
12 mo
36 mo
Grounded Metric Rationale
TechCrunch reported Fathom's breakout past 400,000 monthly active users. This engine models compounded cohort decay: each monthly cohort decays along a verified retention curve while new cohorts stack sequentially.
Final Projected MAU
462,145
+15.5% vs Base
Time to 1,000,000 MAU
7 mos
Target Horizon
Peak Monthly Additions
85,000
New cohort inflow
Simulation Status
Milestone Target Exceeded
Compound loop active
MAU Trajectory & Retention Stacking (Month 0 through Month 12)
Hover or scrub over points to inspect cohort decomposition
Total Active MAU
Retained Base
1M Target
Export Proof & Serialization
Snapshot ready: 13 data points • Final MAU: 462,145