PETRICHOR.

Free strategy tools

Choose the decision, not the diagnostic.

Start with the question you need to resolve. The portfolio contains fourteen working decision systems, one evidence system, and a separate AI Assurance practice.

Artifact-first portfolioEvery preserved entry URL now opens an ungated working instrument. Each result explains its method, exports a reusable artifact, and meets the Tool Trust Charter.

Find my starting point

What decision are you facing?

Three inputs produce one primary recommendation and no more than two alternatives. Nothing is saved or sent.

Core portfolio

14 decision systems

Related entry pages share methods and runtime where the underlying decision is the same, while preserving their problem-specific promise and paid route.

Showing all 14 systems.

Ledger · Release candidate

Authority Ledger

Identify where authority is accumulating, drifting, or going uncited.

Authority Ledger

Mapper · Release candidate

Category Evidence Builder

Determine whether a proposed category has observable demand and usable evidence.

Category Creation

Ledger · Release candidate

Customer Truth

Compare internal beliefs with observed customer language and behavior.

Customer Truth

Calculator · Release candidate

Pricing Authority

Quantify discount leakage and define defensible pricing guardrails.

Pricing Authority

Mapper · Release candidate

Relevancy Audit

Identify where positioning has drifted from present market priorities.

Relevancy Audit

Calculator · Release candidate

Revenue Story

Test whether the growth narrative matches the actual revenue mechanics.

Revenue Story

Decision Card · Release candidate

Signal Triage

Decide which market signals require action, observation, or deliberate disregard.

Signal vs. Noise

Calculator · Release candidate

Bottom-Up TAM Builder

Build a transparent market estimate from named accounts, adoption, and economics.

TAM Lie Detector

Calculator · Release candidate

Spend-at-Risk Calculator

Estimate how much planned growth spend is exposed to an unresolved relevance problem.

The Outspend Trap

Separate product areas

Evidence and AI Assurance

Reach Reality remains an evidence system. AI Skill Assurance serves a different buyer and lives in its own top-level product area.

Evidence system

SEO Stat Fossil Checker

Check a search or SEO stat for a truth verdict and a separate freshness verdict against the AI Overviews launch date. The checker and Claims Index remain one shared, dated evidence product.

SEO Benchmark Claims IndexSEO Stat Fossil Checker

Evidence system

Pricing Tactic Checker

Check whether the evidence behind a pricing tactic actually covers your situation before you set the price. The checker and Claims Index remain one shared, dated evidence product.

Pricing Benchmark Claims IndexPricing Tactic Checker

AI Assurance · Separate tool area

AI Skill Assurance and Deployment Readiness

Determine whether a bounded AI workflow has the evidence and controls required for qualified review. This evidence-bearing assurance record is governed and distributed separately from the core strategy catalog.

AI Skill Assurance and Deployment Readiness

How to judge these tools

Useful without a sales call.

The upgraded standard requires an ungated primary result, a portable artifact, visible reasoning, honest limitations, and a paid route that begins where the free work stops. Read the public trust standard or inspect the machine-readable portfolio.