# GuessTheFlag vs (AR) Number Line

The clearest difference is price: GuessTheFlag at Free against (AR) Number Line's $0.99. GuessTheFlag also leads on iOS requirement (15.0 vs 17.0). (AR) Number Line's advantage is update cadence (every 5 months vs every 47 months). On ads, in-app purchases and device support there is nothing between them.

GuessTheFlag is free to download; (AR) Number Line costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GuessTheFlag ships an update every 47 months, (AR) Number Line every 5 months. The most recent releases landed on October 30, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | GuessTheFlag | (AR) Number Line |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ar-number-line/id6473689075/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 5 months** |
| Monetization | — | Paid |
| Size | 1 MB | 96 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FENGYANG HU](https://appshunter.io/developer/1659320071) | [Christian Urff](https://appshunter.io/developer/415894463) |

## What reviewers say

### GuessTheFlag

[App page](https://appshunter.io/ios/app/guesstheflag-forkids/id1659320069)

**In-app purchases:** none


### (AR) Number Line

[App page](https://appshunter.io/ios/app/ar-number-line/id6473689075)

This educational app uses augmented reality and interactive number lines to help primary and lower secondary students develop number concepts. It offers adaptive exercises, games, and an AI tutor to support independent learning and practice.

**Highlights:** Augmented reality number line, Classic number line interface, Adaptive exercises and games, AI tutor for feedback and hints, Configurable number ranges, Learning reports for teachers

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GuessTheFlag free?

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

### Is (AR) Number Line free?

(AR) Number Line costs $0.99, with no in-app purchases.

### Do GuessTheFlag or (AR) Number Line have ads?

Neither GuessTheFlag nor (AR) Number Line shows ads.

### Which is updated more often, GuessTheFlag or (AR) Number Line?

GuessTheFlag ships an update every 47 months, and (AR) Number Line every 5 months. Most recently, GuessTheFlag was updated on October 30, 2026 and (AR) Number Line on November 8, 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.*