# Concentration by Gwimpy vs Division Flash Cards 4th

The clearest difference is in-app purchases: Concentration by Gwimpy at none against Division Flash Cards 4th's 1. Division Flash Cards 4th's advantage is iOS requirement (13.0 vs 15.2). On price, ads and device support there is nothing between them.

Both are free to download. Division Flash Cards 4th sells 1 one-off in-app purchase. Concentration by Gwimpy asks for nothing beyond the download.

## The numbers

| Metric | Concentration by Gwimpy | Division Flash Cards 4th |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (18 ratings)](https://appshunter.io/ios/app/division-flash-cards-4th/id6476703698/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 15 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edology Limited](https://appshunter.io/developer/1138398693) | [Fredrik Alstorp](https://appshunter.io/developer/588520544) |

## What reviewers say

### Concentration by Gwimpy

[App page](https://appshunter.io/ios/app/concentration-by-gwimpy/id1615185231)

**Features:** macOS Compatibility

**In-app purchases:** none


### Division Flash Cards 4th

[App page](https://appshunter.io/ios/app/division-flash-cards-4th/id6476703698)

Master division facts through spaced repetition and active recall. Practice in short, effective sessions to build automaticity and improve math skills. Earn points as you progress and cover all division facts efficiently.

**Highlights:** Spaced repetition learning, Active recall practice, 5-minute practice sessions, Progress tracking with points, Audio feedback in multiple languages, Customizable learning pace

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium version | $3.99 | one-time |


## Frequently asked questions

### Is Concentration by Gwimpy free?

Concentration by Gwimpy is free to download, with no in-app purchases.

### Is Division Flash Cards 4th free?

Division Flash Cards 4th is free to download, with in-app purchases available.

### Do Concentration by Gwimpy or Division Flash Cards 4th have ads?

Neither Concentration by Gwimpy nor Division Flash Cards 4th 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.*