# TTology vs Norkash

The clearest difference is in-app purchases: TTology at none against Norkash's 1. TTology also leads on iOS requirement (12.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Norkash sells 1 one-off in-app purchase. TTology asks for nothing beyond the download.

TTology ships an update every 5 weeks, Norkash monthly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | TTology | Norkash |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Size | 40 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Sciener Smart Technology](https://appshunter.io/developer/1360996795) | [DXT Systems GmbH](https://appshunter.io/developer/1475371905) |

## What reviewers say

### TTology

[App page](https://appshunter.io/ios/app/ttology/id6447053089)

**Features:** macOS Compatibility

**In-app purchases:** none


### Norkash

[App page](https://appshunter.io/ios/app/norkash/id6451422277)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $3.99 | one-time |


## Frequently asked questions

### Is TTology free?

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

### Is Norkash free?

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

### Do TTology or Norkash have ads?

Neither TTology nor Norkash shows ads.

### Which is updated more often, TTology or Norkash?

TTology ships an update every 5 weeks, and Norkash monthly. Most recently, TTology was updated on November 7, 2026 and Norkash on October 30, 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.*