Shared Assumptions
50 = 50/50 ann/mo
85% renew → 1.25%/mo effective churn
New monthly subs — months 1–2
Monthly subs 3+ months
Per annual subscription / renewal
High early churn on brand-new monthly subs
Settled long-term monthly subscribers
Loading renewal pool from Stripe…
Green = live from Stripe · Brown-italic = projected (prior-year × renewal%) · Grey-italic = 2028 calculated (2027 pool × renewal% + 2027 new ann) · Faint-italic = model estimate (ann÷12) ·
S1 Book Launch — September 2027 Edit trial starts ✎ · Sep '27 🚀 = book launch · Renew Pool auto-filled from Stripe (read-only)
Trials ✎ New Ann New Mo Renew Pool Ann Churn Mo Churn Net Total Subs Mo Rev Ann Rev Total Rev
S2 No Book Edit trial starts ✎ · Renew Pool auto-filled from Stripe (read-only)
Trials ✎ New Ann New Mo Renew Pool Ann Churn Mo Churn Net Total Subs Mo Rev Ann Rev Total Rev
Scenario Comparison S1 vs S2 · subscriber count & total monthly revenue · delta = S1 minus S2
S1 Subs S2 Subs Δ Subs S1 Rev S2 Rev Δ Rev
S1 Book Launch — September 2027
S2 No Book

Paid Subscriber Trajectory

End-of-month paid subs · Jan '27 – Dec '28 · both scenarios

Monthly Total Revenue

Monthly billing + annual cash events · Jan '27 – Dec '28 · both scenarios