# David Game College vs ∫dx

The clearest difference is in-app purchases: David Game College at none against ∫dx's 2. ∫dx's advantage is update cadence (monthly vs every 9 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. ∫dx sells 2 in-app purchases, starting at $4.99 per month. David Game College asks for nothing beyond the download.

David Game College ships an update every 9 months, ∫dx monthly. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | David Game College | ∫dx |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Size | 17 MB | 42 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ineqe Group Ltd](https://appshunter.io/developer/583719632) | [PRANEEL AGRAWAL](https://appshunter.io/developer/1868893039) |

## What reviewers say

### David Game College

[App page](https://appshunter.io/ios/app/david-game-college/id6443544928)

**Features:** macOS Compatibility

**In-app purchases:** none


### ∫dx

[App page](https://appshunter.io/ios/app/dx-a-level-maths-practice/id6758026965)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| dx Premium Monthly | $4.99 | per month |
| dx Premium Annual | $12.99 | per year |


## Frequently asked questions

### Is David Game College free?

David Game College is free to download, with no in-app purchases.

### Is ∫dx free?

∫dx is free to download, with in-app purchases available.

### Do David Game College or ∫dx have ads?

Neither David Game College nor ∫dx shows ads.

### Which is updated more often, David Game College or ∫dx?

David Game College ships an update every 9 months, and ∫dx monthly. Most recently, David Game College was updated on October 5, 2026 and ∫dx on October 4, 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.*