# Kohoku Rules vs HANOTECH Smart

The clearest difference is update cadence: HANOTECH Smart at every 3 weeks against Kohoku Rules's every 23 months. HANOTECH Smart also leads on iOS requirement (13.0 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.

Kohoku Rules ships an update every 23 months, HANOTECH Smart every 3 weeks. The most recent releases landed on October 5, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Kohoku Rules | HANOTECH Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 3 weeks** |
| Size | 2 MB | 56 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [G-Place Corporation](https://appshunter.io/developer/778569521) | [VAN HIEP NGUYEN](https://appshunter.io/developer/1771772610) |

## What reviewers say

### Kohoku Rules

[App page](https://appshunter.io/ios/app/kohoku-rules/id1473916351)

**In-app purchases:** none


### HANOTECH Smart

[App page](https://appshunter.io/ios/app/hanotech-smart/id6737023092)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kohoku Rules free?

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

### Is HANOTECH Smart free?

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

### Do Kohoku Rules or HANOTECH Smart have ads?

Neither Kohoku Rules nor HANOTECH Smart shows ads.

### Which is updated more often, Kohoku Rules or HANOTECH Smart?

Kohoku Rules ships an update every 23 months, and HANOTECH Smart every 3 weeks. Most recently, Kohoku Rules was updated on October 5, 2026 and HANOTECH Smart 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.*