---
title: "Ghost Publication PMF Sean Ellis Score Estimator | FoundrList Free Tools"
description: "Free pmf sean ellis score estimator built for Ghost Publication founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report."
ai_summary: "Ghost Publication PMF Sean Ellis Score Estimator: Free pmf sean ellis score estimator built for Ghost Publication founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report. Free browser-based startup legal, ops & investor docs tool on FoundrList with instant calculations, industry benchmarks, and Markdown (.md) export."
canonical_url: "https://www.foundrlist.com/tools/ghost-publication-pmf-sean-ellis-score-estimator"
markdown_url: "https://www.foundrlist.com/tools/ghost-publication-pmf-sean-ellis-score-estimator.md"
category: "Startup Legal, Ops & Investor Docs"
category_url: "https://www.foundrlist.com/tools/category/founder-docs"
engine_kind: "formula-calculator"
keywords:
  - "ghost publication pmf sean ellis score estimator"
  - "pmf sean ellis score estimator"
  - "ghost publication founder docs tool"
  - "free startup calculator"
---

# Ghost Publication PMF Sean Ellis Score Estimator

Free pmf sean ellis score estimator built for Ghost Publication founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.

## Formula & Methodology
`PMF Sean Ellis Score Estimator: Two-proportion Z-test confidence & incremental revenue lift per cohort at Ghost Publication ARPU.`

**Default Benchmark Result (Statistical Confidence & Lift):** 99.7% Confidence
Variant converts at 4.40% vs 3.20% control (+37.5% relative lift) with 99.7% statistical confidence (Z = 2.98).

## Default Inputs
- **Monthly Cohort / Visitors Sample Size** (`a`, number): Default = `4500`
- **Baseline / Control Rate (%)** (`b`, percent): Default = `3.2`
- **Target / Optimized Variant Rate (%)** (`c`, percent): Default = `4.4`
- **Ghost Publication Value Per Conversion ($)** (`d`, currency): Default = `83`

## Sample Output Metrics
- **Statistical Confidence:** 99.7%
- **Relative Conversion Lift:** +37.5%
- **Z-Score:** 2.98
- **Incremental Value / Cohort:** $4,482

## How to Use
1. **Enter your startup metrics or copy inputs:** Fill in the fields in the Ghost Publication PMF Sean Ellis Score Estimator workspace above, or click "Load Example" to populate verified startup legal, ops & investor docs benchmark data.
2. **Review real-time calculations & benchmark grades:** Inspect the primary output, supporting unit metrics, and diagnostic rules that update instantaneously in your browser with zero server round-trips.
3. **Copy the report or deploy your launch plan:** Click 'Copy Result' to export the clean Markdown output or code snippet, then launch your product on FoundrList to compound organic traffic and high-DR backlinks.

## 2026 Industry Benchmarks
- **Sean Ellis PMF Threshold:** ≥ 40% 'Very Disappointed' — _Leading indicator of sustainable retention and organic word-of-mouth._
- **Annual Prepay Plan Adoption:** 20% – 35% of customers — _2 months free (~16.7% discount) maximizes upfront cash flow._
- **Effective Payment Processing Fee:** 2.9% + $0.30 (Stripe) / 5% + $0.50 (MoR) — _Merchant of Record platforms include global VAT/sales tax compliance._

## Frequently Asked Questions

### How does the Ghost Publication PMF Sean Ellis Score Estimator work?
Free pmf sean ellis score estimator built for Ghost Publication founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report. All calculations, scoring rules, and templates run 100% client-side in your browser for instant feedback without sending private startup metrics to a server.

### What benchmarks does this startup legal, ops & investor docs tool use?
The Ghost Publication PMF Sean Ellis Score Estimator uses current 2026 SaaS, indie hacker, and venture benchmarks across B2B SaaS, AI products, developer tools, and bootstrapped startups so you can compare your numbers against top-quartile performers.

### Is the Ghost Publication PMF Sean Ellis Score Estimator completely free to use?
Yes — every tool in the FoundrList Founder Tools suite is 100% free with no signup wall, usage cap, or watermark, and includes a clean Markdown twin (.md) for AI agents and coding assistants.

### How do I get more traffic and backlinks after using the Ghost Publication PMF Sean Ellis Score Estimator?
Submit your product on FoundrList (/agent) to compete on the weekly launch leaderboard, earn a permanent high-DR dofollow backlink, or launch today for $29 (Standard Launch), book 50 Directory Submissions for $179 or 100 for $279, or grab the $278 SEO Boost Pack (/pricing) to distribute your startup everywhere.

## Related Free Tools
- [Workflow Automation SaaS Quarterly OKR Revenue Target Calculator](https://www.foundrlist.com/tools/workflow-automation-saas-quarterly-okr-revenue-target-calculator) ([.md](https://www.foundrlist.com/tools/workflow-automation-saas-quarterly-okr-revenue-target-calculator.md)) — Free quarterly okr revenue target calculator built for Workflow Automation SaaS founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.
- [E-Commerce Enablement SaaS Board Deck KPI Benchmark Calculator](https://www.foundrlist.com/tools/ecommerce-saas-board-deck-kpi-benchmark-calculator) ([.md](https://www.foundrlist.com/tools/ecommerce-saas-board-deck-kpi-benchmark-calculator.md)) — Free board deck kpi benchmark calculator built for E-Commerce Enablement SaaS founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.
- [Mobile App Subscription GDPR & CCPA Privacy Policy Markdown Generator](https://www.foundrlist.com/tools/mobile-app-privacy-policy-gdpr-ccpa-generator) ([.md](https://www.foundrlist.com/tools/mobile-app-privacy-policy-gdpr-ccpa-generator.md)) — Generate a clean, structured gdpr & ccpa privacy policy markdown generator in Markdown tailored for Mobile App Subscription companies.
- [HR Tech & Recruiting SaaS Co Founder Equity Vesting Calculator](https://www.foundrlist.com/tools/hr-tech-co-founder-equity-vesting-calculator) ([.md](https://www.foundrlist.com/tools/hr-tech-co-founder-equity-vesting-calculator.md)) — Free co founder equity vesting calculator built for HR Tech & Recruiting SaaS founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.
- [Chrome Extension Employee Option Pool Dilution Calculator](https://www.foundrlist.com/tools/chrome-extension-employee-option-pool-dilution-calculator) ([.md](https://www.foundrlist.com/tools/chrome-extension-employee-option-pool-dilution-calculator.md)) — Free employee option pool dilution calculator built for Chrome Extension founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.
- [Field Service Management SaaS Employee Option Pool Dilution Calculator](https://www.foundrlist.com/tools/field-service-management-saas-employee-option-pool-dilution-calculator) ([.md](https://www.foundrlist.com/tools/field-service-management-saas-employee-option-pool-dilution-calculator.md)) — Free employee option pool dilution calculator built for Field Service Management SaaS founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.
- [Print On Demand SaaS PMF Sean Ellis Score Estimator](https://www.foundrlist.com/tools/print-on-demand-saas-pmf-sean-ellis-score-estimator) ([.md](https://www.foundrlist.com/tools/print-on-demand-saas-pmf-sean-ellis-score-estimator.md)) — Free pmf sean ellis score estimator built for Print On Demand SaaS founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.
- [AWS Lambda & CloudFront Content-Security-Policy (CSP) & HTTP Security Headers Builder](https://www.foundrlist.com/tools/aws-cloudfront-security-headers-csp-generator) ([.md](https://www.foundrlist.com/tools/aws-cloudfront-security-headers-csp-generator.md)) — Generate and validate content-security-policy (csp) & http security headers builder snippets for AWS Lambda & CloudFront applications right in your browser.
- [Podcast Hosting SaaS Newsletter Sponsorship CPM ROI Calculator](https://www.foundrlist.com/tools/podcast-hosting-saas-newsletter-sponsorship-cpm-roi-calculator) ([.md](https://www.foundrlist.com/tools/podcast-hosting-saas-newsletter-sponsorship-cpm-roi-calculator.md)) — Free newsletter sponsorship cpm roi calculator built for Podcast Hosting SaaS founders: plug in your numbers, get instant 2026 benchmarks, and export a Markdown report.

## Launch & Distribute Your Startup on FoundrList
- **Free Launch & Weekly Leaderboard:** [https://www.foundrlist.com/agent](https://www.foundrlist.com/agent)
- **Pricing ($0 Free Launch, $29 Standard Launch, $49 or $39/wk 14-Day Featured, $99 or $79/mo 30-Day Featured, $25 Newsletter, $99 Featured Blog Post, $179 50 Directories, $279 100 Directories, $278 SEO Boost Pack, $403 Boost Pro Max, Ads $49/$39/wk Home Feed, $79/$69/wk Sidebar, $99/$89/wk Both):** [https://www.foundrlist.com/pricing](https://www.foundrlist.com/pricing)