# TETNIUM vs Genso

The clearest difference is ads: TETNIUM at none against Genso's shown. TETNIUM also leads on update cadence (every 5 days vs every 3 weeks) and iOS requirement (13.0 vs 18.0). On price, 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.

TETNIUM ships an update every 5 days, Genso every 3 weeks. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | TETNIUM | Genso |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 347 MB | 7 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Masakuni Fukushima](https://appshunter.io/developer/1857242361) | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) |

## What reviewers say

### TETNIUM

[App page](https://appshunter.io/ios/app/tetnium/id6755911998)

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

**In-app purchases:** none


### Genso

[App page](https://appshunter.io/ios/app/genso-element-lab/id6761042901)

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

**In-app purchases:** none


## Frequently asked questions

### Is TETNIUM free?

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

### Is Genso free?

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

### Do TETNIUM or Genso have ads?

Genso shows ads; TETNIUM does not.

### Which is updated more often, TETNIUM or Genso?

TETNIUM ships an update every 5 days, and Genso every 3 weeks. Most recently, TETNIUM was updated on October 8, 2026 and Genso on October 10, 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.*