unit-economics

Compute CAC, LTV, LTV/CAC, and payback from business inputs.

2|Updated Apr 25, 2026
One-click install
npx skills add https://github.com/viethahong/business-skills --skill unit-economics-viethahong
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: unit-economics
Source: https://github.com/viethahong/business-skills/tree/main/skills/finance/unit-economics
Command: npx skills add https://github.com/viethahong/business-skills --skill unit-economics-viethahong

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This skill helps leaders and analysts quickly evaluate profitability and scalability of a business model by computing CAC, LTV, payback periods, and a scaling-readiness assessment from core inputs.

Core Features & Use Cases

  • CAC & LTV Calculations: Compute both Paid CAC and Blended CAC, and derive LTV and LTV/CAC ratios using real data with safe assumptions.
  • Payback & Scaling Readiness: Output payback period and assess scaling risks with recommended guardrails.
  • Use Case Scenarios: Ideal for ecommerce, SaaS, and services, including marketing budget optimization, churn-aware LTV estimation, and ROI forecasting.

Quick Start

Provide marketing spend, new customer count, ARPU, churn, and COGS, and I will compute CAC, LTV, LTV/CAC, payback, and a scaling recommendation.

Frequently Asked Questions about unit-economics

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate CAC and LTV to evaluate business profitability?

To calculate CAC and LTV, input your marketing spend, new customer count, ARPU, churn, and COGS. The analysis computes Paid CAC, Blended CAC, churn-adjusted LTV, LTV/CAC ratios, and payback periods to evaluate profitability and scalability.

What is a good LTV to CAC ratio for scaling a SaaS or ecommerce business?

A good LTV to CAC ratio indicates scaling readiness. This analysis computes your LTV/CAC from real inputs and benchmarks the result, providing recommended guardrails and a scaling readiness assessment to determine if your ratio supports profitable growth.

How do I forecast churn-adjusted LTV using ARPU and churn rate?

Forecasting churn-adjusted LTV requires your ARPU and churn rate inputs. The computation derives lifetime value by applying the churn rate to your average revenue per user, producing a realistic LTV estimate and payback period for scenario planning.

Can I analyze paid versus organic CAC for marketing budget optimization?

Yes, you can analyze paid versus blended CAC for marketing budget optimization. By inputting your total marketing spend and new customer count, the computation isolates Paid CAC, enabling ROI forecasting and budget allocation decisions across ecommerce, SaaS, and services.

When do I need a scaling readiness assessment for my business model?

You need a scaling readiness assessment when evaluating if your business model supports profitable growth. By computing payback periods and LTV/CAC ratios from your core inputs, the analysis identifies scaling risks and outputs recommended guardrails for your specific scenario.

What data do I need to compute unit economics metrics for scenario planning?

To compute unit economics metrics for scenario planning, you need marketing spend, new customer count, ARPU or gross margin, churn rate, and COGS. These inputs yield CAC, LTV, LTV/CAC, payback period, and scaling recommendations for your business.