# iSPHINX vs Yuban AI

The clearest difference is ads: iSPHINX at none against Yuban AI's shown. iSPHINX also leads on iOS requirement (12.0 vs 26.1). Yuban AI's advantage is update cadence (every 2 months vs every 14 months). 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.

iSPHINX ships an update every 14 months, Yuban AI every 2 months. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | iSPHINX | Yuban AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 2 months** |
| Size | 5 MB | 47 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SHENZHEN KEYKING TECHNOLOGY CO.,LTD.](https://appshunter.io/developer/705079409) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### iSPHINX

[App page](https://appshunter.io/ios/app/isphinx/id1435025485)

**Features:** macOS Compatibility

**In-app purchases:** none


### Yuban AI

[App page](https://appshunter.io/ios/app/yuban-ai/id6755332623)

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

**In-app purchases:** none


## Frequently asked questions

### Is iSPHINX free?

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

### Is Yuban AI free?

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

### Do iSPHINX or Yuban AI have ads?

Yuban AI shows ads; iSPHINX does not.

### Which is updated more often, iSPHINX or Yuban AI?

iSPHINX ships an update every 14 months, and Yuban AI every 2 months. Most recently, iSPHINX was updated on November 11, 2026 and Yuban AI on November 5, 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.*