# EvoFit Checker — Evolutionary Marketing Tool

> Evolutionary Marketing Tool (iPhone/iPad app by Eiji Izu.)

- Source: https://appshunter.io/ios/app/evofit-checker/id6753717489 (this page in markdown: same URL + `.md`)
- Developer: [Eiji Izu](https://appshunter.io/developer/1829348639)
- Category: Business
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 13.0 · 28 MB
- Languages: American English
- Released: 2025-10-08
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/evofit-checker/id6753717489/reviews.md

## What is EvoFit Checker?

EvoFit Checker

Transform Your Marketing with Evolutionary Psychology

EvoFit Checker helps founders, marketers, and product creators evaluate how well their products align with the 10 core human evolutionary instincts. Make data driven decisions to enhance your product market fit and marketing effectiveness.

FEATURES

10 Instinct Evaluation System
Rate your product across ten key instincts including survival, reproduction, safety, progress, autonomy, possession, belonging, enhancement, expression, and narrative.

Instant Fit Score
Get an immediate evolutionary fit score from 0 to 50 with clear indicators such as Aligned, Moderate Fit, or Needs Improvement.

Actionable Insights
Discover your top three strengths and bottom two areas for improvement to prioritize your marketing optimizations.

Assessment History
Save and track multiple product evaluations over time. Compare different products or versions to measure improvement.

Multi Language Support
Available in English, Japanese, Traditional Chinese, and Korean.

Privacy First Design
Your data stays on your device. No account, no cloud, no tracking, completely offline capable.

WHO IS THIS FOR

Startup founders validating product market fit
Marketing professionals refining messaging strategies
Product managers evaluating feature priorities
UX designers exploring user motivations
Business consultants advising clients

THE EVOLUTIONARY FRAMEWORK

Based on evolutionary psychology research, humans make decisions driven by ten fundamental instincts developed over millions of years. Products that align with these instincts build stronger emotional connections and achieve higher conversion rates.

PRICING

Free Version Save up to 5 assessments
Pro Version One time purchase of 2.99 USD for unlimited assessments

Start optimizing your marketing strategy today with EvoFit Checker and bring science to your marketing decisions.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Version | $2.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2025-10-08

No release notes.

## More apps by Eiji Izu

- [Sushi Maker Game](https://appshunter.io/ios/app/sushi-maker-game/id6749215639)
- [SugoRock](https://appshunter.io/ios/app/sugorock/id6751307329)
- [Habits7](https://appshunter.io/ios/app/habits7/id6751543357)
- [GifTracker](https://appshunter.io/ios/app/giftracker/id6751772924)
- [Relaxa App](https://appshunter.io/ios/app/relaxa-app/id6752121094)
- [Kokoro Pro](https://appshunter.io/ios/app/kokoro-pro/id6752508367)

All apps by Eiji Izu: https://appshunter.io/developer/1829348639

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*