Marketing budget allocation simulator for channel mix planning, CAC, ROI, payback, revenue forecasting, contribution analysis, and growth trade-off recommendations.

Zero-dependency SaaS metrics: NRR, GRR, churn rate, LTV:CAC, CAC payback, HHI revenue concentration, zombie MRR detection and a composite health score. The calculation engine behind churnlens.site.

Customer lifetime value (CLV/LTV) modelling, cohort analysis, and validation-gated forecasting that runs entirely in your browser. sBG for subscriptions, BG/NBD + Gamma-Gamma for e-commerce. TypeScript engine, React UI, no backend. Your data never leaves the device.

Marketing analytics dashboard for customer segmentation, CAC/LTV, campaign ROI, payback, funnel diagnostics, and budget reallocation recommendations.

Growth-quality diagnostic: channel LTV/CAC, cohort retention, contribution margin, and a stress-tested spend-reallocation scenario — deterministic Python pipeline publishing an interactive dashboard, 19-chart pack, and a 27-page PDF report.