# Math Ocean vs KTP

The clearest difference is update cadence: Math Ocean at every 2 months against KTP's every 5 months. KTP's advantage is iOS requirement (13.4 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Math Ocean ships an update every 2 months, KTP every 5 months. Both last shipped on October 19, 2026.

## The numbers

| Metric | Math Ocean | KTP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 12 MB | 50 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dreamware Limited](https://appshunter.io/developer/892413586) | [Watchdog Limited](https://appshunter.io/developer/1691055230) |

## What reviewers say

### Math Ocean

[App page](https://appshunter.io/ios/app/math-ocean/id1450594408)

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

**In-app purchases:** none


### KTP

[App page](https://appshunter.io/ios/app/ktp-watchdog/id6449931771)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Ocean free?

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

### Is KTP free?

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

### Do Math Ocean or KTP have ads?

Neither Math Ocean nor KTP shows ads.

### Which is updated more often, Math Ocean or KTP?

Math Ocean ships an update every 2 months, and KTP every 5 months. Most recently, Math Ocean was updated on October 19, 2026 and KTP on October 19, 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.*