# Trigonometric Equations vs World Map Challenge! Edu Ed.

The clearest difference is update cadence: World Map Challenge! Edu Ed. at every 3 months against Trigonometric Equations's every 20 months. Trigonometric Equations's advantage is price ($0.99 vs $4.99) and iOS requirement (9.0 vs 11.0). On ads, in-app purchases and device support there is nothing between them.

Trigonometric Equations costs $0.99 and World Map Challenge! Edu Ed. $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Trigonometric Equations ships an update every 20 months, World Map Challenge! Edu Ed. every 3 months. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Trigonometric Equations | World Map Challenge! Edu Ed. |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | — | **[4.6 (67 ratings)](https://appshunter.io/ios/app/world-map-challenge-edu-ed/id1018604704/reviews)** |
| Number of ratings | — | **67** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 10 MB | 63 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FadiSoft Inc.](https://appshunter.io/developer/721334526) | [Peaceful Pencil Ltd., The](https://appshunter.io/developer/806818995) |

## What reviewers say

### Trigonometric Equations

[App page](https://appshunter.io/ios/app/trigonometric-equations/id927622565)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### World Map Challenge! Edu Ed.

[App page](https://appshunter.io/ios/app/world-map-challenge-edu-ed/id1018604704)

Test your global geography knowledge with an interactive map quiz. Learn country locations through various game modes, including timed challenges and continental progress tracking. Ideal for classroom use with school app integration.

**Highlights:** Interactive world map, Continental Challenge mode, Time Trial mode, Local multiplayer, Study specific regions, Classroom integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Trigonometric Equations free?

Trigonometric Equations costs $0.99, with no in-app purchases.

### Is World Map Challenge! Edu Ed. free?

World Map Challenge! Edu Ed. costs $4.99, with no in-app purchases.

### Do Trigonometric Equations or World Map Challenge! Edu Ed. have ads?

Neither Trigonometric Equations nor World Map Challenge! Edu Ed. shows ads.

### Which is updated more often, Trigonometric Equations or World Map Challenge! Edu Ed.?

Trigonometric Equations ships an update every 20 months, and World Map Challenge! Edu Ed. every 3 months. Most recently, Trigonometric Equations was updated on October 8, 2026 and World Map Challenge! Edu Ed. on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*