# 擎天柱Cloud vs RIVEX

The clearest difference is in-app purchases: 擎天柱Cloud at none against RIVEX's 7. 擎天柱Cloud also leads on iOS requirement (10.0 vs 16.6). RIVEX's advantage is update cadence (every 2 weeks vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. RIVEX sells 7 in-app purchases, starting at $9.99 per month. 擎天柱Cloud asks for nothing beyond the download.

擎天柱Cloud ships an update every 4 weeks, RIVEX every 2 weeks. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 擎天柱Cloud | RIVEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rivex/id6756861918/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 86 MB | 122 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [vanke](https://appshunter.io/developer/1245066763) | [Rivex Group Limited](https://appshunter.io/developer/1895549703) |

## What reviewers say

### 擎天柱Cloud

[App page](https://appshunter.io/ios/app/cloud/id1531318812)

**Features:** Vision Pro support

**In-app purchases:** none


### RIVEX

[App page](https://appshunter.io/ios/app/rivex/id6756861918)

Identify collectible assets like watches, wine, and art with AI. Track your portfolio's value, get market insights from an AI advisor, and manage your entire collection in one convenient app.

**Highlights:** AI item recognition, Portfolio value tracking, AI market insights, Collection management, Market analysis reports, Professional appraisal integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Subscription Plan | $9.99 | per month |
| Premium Monthly Subscription Plan | $29.99 | per month |
| Pro Yearly Subscription Plan | $99.99 | per year |
| Premium Yearly Subscription Plan | $299.99 | per year |
| Appraisal Credit ×1 | $10.99 | one-time |
| Appraisal Credit ×1 | $12.99 | one-time |
| Appraisal Credit ×1 | $15.00 | one-time |


## Frequently asked questions

### Is 擎天柱Cloud free?

擎天柱Cloud is free to download, with no in-app purchases.

### Is RIVEX free?

RIVEX is free to download, with in-app purchases available.

### Do 擎天柱Cloud or RIVEX have ads?

Neither 擎天柱Cloud nor RIVEX shows ads.

### Which is updated more often, 擎天柱Cloud or RIVEX?

擎天柱Cloud ships an update every 4 weeks, and RIVEX every 2 weeks. Most recently, 擎天柱Cloud was updated on September 25, 2026 and RIVEX on September 19, 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.*