# 黑猫投诉 vs Su

The clearest difference is in-app purchases: Su at none against 黑猫投诉's 6. Su also leads on iOS requirement (8.0 vs 13.0). 黑猫投诉's advantage is update cadence (every 3 weeks vs every 23 months). On price, ads and device support there is nothing between them.

Both are free to download. 黑猫投诉 sells 6 one-off in-app purchases. Su asks for nothing beyond the download.

黑猫投诉 ships an update every 3 weeks, Su every 23 months. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 黑猫投诉 | Su |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (131 ratings)](https://appshunter.io/ios/app/id1429402895/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 70.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 3 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Sina Finance Information Service Co., Ltd.](https://appshunter.io/developer/1550250751) | [takashi ishimoto](https://appshunter.io/developer/1491708628) |

## What reviewers say

### 黑猫投诉

[App page](https://appshunter.io/ios/app/id1429402895)

This platform helps consumers resolve disputes with businesses. It offers rapid complaint processing, transparent merchant reputation rankings, and consumer protection news. Stay updated on your complaint status and important consumer information through push notifications.

**Highlights:** Rapid complaint processing, 24-hour business response, Merchant reputation rankings, Consumer protection news, Push notifications for updates

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3元零食 | $0.99 | one-time |
| 6元小鱼干 | $0.99 | one-time |
| 12元罐头 | $1.99 | one-time |
| 98元冻干 | $14.99 | one-time |
| 388元猫粮 | $59.99 | one-time |
| 998元定制猫饭 | $149.99 | one-time |


### Su

[App page](https://appshunter.io/ios/app/su/id1491709516)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 黑猫投诉 free?

黑猫投诉 is free to download, with in-app purchases available.

### Is Su free?

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

### Do 黑猫投诉 or Su have ads?

Neither 黑猫投诉 nor Su shows ads.

### Which is updated more often, 黑猫投诉 or Su?

黑猫投诉 ships an update every 3 weeks, and Su every 23 months. Most recently, 黑猫投诉 was updated on October 17, 2026 and Su 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.*