EconGraph LAB
Dohyung Woo Education iPhoneiPadiPod touch
EconGraph LAB is a free Education app for iPhone and iPad by Dohyung Woo. Requires iOS 17.6. Updated September 12, 2026.
- Price
- Free
- on the App Store
- Size
- 2 MB
- Age 4+
- Updated
- Sep 12
- 2026 · v1.1.0
Screenshots
About EconGraph LAB
Multiple models: Demand-Supply, Tax/Subsidy, Price Controls, Monopoly, PPF, AD-AS, IS-LM, Externality, Labor Market, Lorenz Curve, and more - Instant visual feedback when changing parameters - Policy Lab to compare before/after outcomes against a baseline - Interpretation panel and guide for concept-focused learning - Notes for saving class and study snapshots This app is an educational support tool and does not provide investment or policy advice.
What’s new
Version 1.1.0 · Updated September 12, 2026
This update significantly expands the model library and welfare analysis. • Added Price Elasticity & Total Revenue, International Trade & Tariff Welfare, Keynesian Cross & Multiplier, and the Solow Growth Model. • Added key equations and calculated results to the interpretation panel. • Expanded welfare analysis for taxes, subsidies, price controls, monopoly, externalities, and trade. • Added tariff-incidence, government-revenue, deadweight-loss, and domestic/world welfare calculations. • Improved graph legends and explanations, and fixed several calculation and boundary-condition issues.
App privacy
The developer, Dohyung Woo, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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