# ayi9 vs prism赛纳万象

The clearest difference is in-app purchases: ayi9 at none against prism赛纳万象's 4. prism赛纳万象's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. prism赛纳万象 sells 4 one-off in-app purchases. ayi9 asks for nothing beyond the download.

ayi9 ships an update every 6 weeks, prism赛纳万象 every 3 weeks. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ayi9 | prism赛纳万象 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 3 MB | 12 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [汉民 杨](https://appshunter.io/developer/611733383) | [Fuzhou High Tech Zone Saina Yunchuang Technology Co., Ltd](https://appshunter.io/developer/1836148129) |

## What reviewers say

### ayi9

[App page](https://appshunter.io/ios/app/ayi9/id6756864256)

**Features:** macOS Compatibility

**In-app purchases:** none


### prism赛纳万象

[App page](https://appshunter.io/ios/app/prism/id6769237842)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Credits | $17.99 | one-time |
| 1000 Credits | $149.99 | one-time |
| 2000 Credits | $299.99 | one-time |
| 5000 Credits | $699.99 | one-time |


## Frequently asked questions

### Is ayi9 free?

ayi9 is free to download, with no in-app purchases.

### Is prism赛纳万象 free?

prism赛纳万象 is free to download, with in-app purchases available.

### Do ayi9 or prism赛纳万象 have ads?

Neither ayi9 nor prism赛纳万象 shows ads.

### Which is updated more often, ayi9 or prism赛纳万象?

ayi9 ships an update every 6 weeks, and prism赛纳万象 every 3 weeks. Most recently, ayi9 was updated on October 18, 2026 and prism赛纳万象 on October 17, 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.*