# Supply & Demand Lab by CS — Learn Economics, Track Mastery

> Learn Economics, Track Mastery (iPhone/iPad app by ChatStick Company Limited.)

- Source: https://appshunter.io/ios/app/supply-and-demand-lab-by-cs/id6762558374 (this page in markdown: same URL + `.md`)
- Developer: [ChatStick Company Limited](https://appshunter.io/developer/1165816085)
- Category: Education, Reference
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 26.0 · 9 MB
- Languages: American English
- Released: 2026-04-21
- Data updated: 2026-06-26
- User reviews in markdown: https://appshunter.io/ios/app/supply-and-demand-lab-by-cs/id6762558374/reviews.md

## What is Supply & Demand Lab by CS?

Supply & Demand Lab helps students understand economics through visual, interactive learning.

Explore how markets work by shifting supply and demand curves and watching equilibrium price and quantity update in real time. Move from core concepts to real-world scenarios, then reinforce your understanding with quizzes and timed challenge sessions.

Now with an expanded progress and achievements system, learners can track improvement, monitor accuracy, and unlock badges as they build economics mastery.

What you can do:
- Simulate supply and demand changes with interactive graphs
- See instant equilibrium changes and explanations
- Study with 12 structured lessons
- Practice with 16 real-world market scenarios
- Take quizzes across beginner, intermediate, and advanced levels
- Compete in 60-second challenge mode with streak scoring
- Track stats in a dedicated Progress dashboard
- Unlock achievements across learning, quiz, scenarios, and challenge milestones

Premium unlock:
- Access all premium scenarios
- Unlock elasticity controls
- Remove ads for an uninterrupted experience

Built for students, exam prep, and classroom reinforcement.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Premium Upgrade | $2.99 | one-time |



## Version history (last 1 release)

### 1.0 — 2026-04-21

No release notes.

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All apps by ChatStick Company Limited: https://appshunter.io/developer/1165816085

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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 2026-06-26.*