# Science vs Udecide Mobile

The clearest difference is price: Udecide Mobile at Free against Science's $1.99. Science's advantage is iOS requirement (11.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

Udecide Mobile is free to download; Science costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Science | Udecide Mobile |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | — |
| Monetization | Paid | — |
| Size | 22 MB | 46 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Coskun CAKIR](https://appshunter.io/developer/482066275) | [Ventures, Hefferson LLC](https://appshunter.io/developer/1460144088) |

## What reviewers say

### Science

[App page](https://appshunter.io/ios/app/science-learn-geography/id1386723092)

Master world geography with interactive quizzes and flashcards covering 12 high school curriculum subjects. Practice and diagnostic modes help assess learning levels and reinforce knowledge. Access all content offline on any mobile device.

**Highlights:** Diagnostic and practice quiz modes, Answer explanations provided, Flashcard study method, Offline content access, Detailed quiz performance tracking, Covers 12 major geography subjects

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

**In-app purchases:** none


### Udecide Mobile

[App page](https://appshunter.io/ios/app/udecide-mobile/id6783990826)

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

**In-app purchases:** none


## Frequently asked questions

### Is Science free?

Science costs $1.99, with no in-app purchases.

### Is Udecide Mobile free?

Udecide Mobile is free to download, with no in-app purchases.

### Do Science or Udecide Mobile have ads?

Neither Science nor Udecide Mobile shows ads.

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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.*