# Geno vs js

The clearest difference is update cadence: js at every 2 months against Geno's every 71 months. Geno's advantage is iOS requirement (11.0 vs 13.0). 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.

Geno ships an update every 71 months, js every 2 months. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Geno | js |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 71 months | **Every 2 months** |
| Size | 1 MB | 1 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Yoichi Kakuta](https://appshunter.io/developer/665689237) | [Hiroyuki Nakano](https://appshunter.io/developer/1091174971) |

## What reviewers say

### Geno

[App page](https://appshunter.io/ios/app/geno-p/id665689234)

**Features:** macOS Compatibility

**In-app purchases:** none


### js

[App page](https://appshunter.io/ios/app/js-star/id1382126067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Geno free?

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

### Is js free?

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

### Do Geno or js have ads?

Neither Geno nor js shows ads.

### Which is updated more often, Geno or js?

Geno ships an update every 71 months, and js every 2 months. Most recently, Geno was updated on October 6, 2026 and js on October 18, 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.*