# 唐久商家版 vs 紫金AI

The clearest difference is ads: 唐久商家版 at none against 紫金AI's shown. On price, update cadence, 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.

唐久商家版 ships an update every 2 months, 紫金AI monthly. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 唐久商家版 | 紫金AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 65 MB | 40 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Xi'an Tangjiu Convenience Chain Co., Ltd.](https://appshunter.io/developer/1658019970) | [Zijin Zhixin Zhikong (Xiamen) Technology Co., Ltd](https://appshunter.io/developer/1606469845) |

## What reviewers say

### 唐久商家版

[App page](https://appshunter.io/ios/app/id6444942515)

**Features:** macOS Compatibility

**In-app purchases:** none


### 紫金AI

[App page](https://appshunter.io/ios/app/ai/id6743695798)

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

**In-app purchases:** none


## Frequently asked questions

### Is 唐久商家版 free?

唐久商家版 is free to download, with no in-app purchases.

### Is 紫金AI free?

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

### Do 唐久商家版 or 紫金AI have ads?

紫金AI shows ads; 唐久商家版 does not.

### Which is updated more often, 唐久商家版 or 紫金AI?

唐久商家版 ships an update every 2 months, and 紫金AI monthly. Most recently, 唐久商家版 was updated on October 4, 2026 and 紫金AI on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*