# Ocean E vs Math Drill

The clearest difference is in-app purchases: Ocean E at none against Math Drill's 2. Ocean E also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Math Drill sells 2 in-app purchases, starting at $2.99 per 7 days. Ocean E asks for nothing beyond the download.

## The numbers

| Metric | Ocean E | Math Drill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 65 MB | 6 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bashar Al Zabadani](https://appshunter.io/developer/1657023051) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### Ocean E

[App page](https://appshunter.io/ios/app/ocean-e-learning/id6736571098)

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

**In-app purchases:** none


### Math Drill

[App page](https://appshunter.io/ios/app/math-drill-mental-arithmetic/id6771411490)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Yearly | $14.99 | per year |


## Frequently asked questions

### Is Ocean E free?

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

### Is Math Drill free?

Math Drill is free to download, with in-app purchases available.

### Do Ocean E or Math Drill have ads?

Neither Ocean E nor Math Drill 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.*