# 黑鲨魔戒 vs SmartCircle

The clearest difference is update cadence: SmartCircle at every 5 days against 黑鲨魔戒's monthly. On price, ads, 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.

黑鲨魔戒 ships an update monthly, SmartCircle every 5 days. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 黑鲨魔戒 | SmartCircle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smartcircle/id6739243070/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | — | Free |
| Size | 131 MB | 46 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Nanchang Blackshark Technologies Co., Ltd.](https://appshunter.io/developer/1358214067) | [家鑫 郝](https://appshunter.io/developer/1710335663) |

## What reviewers say

### 黑鲨魔戒

[App page](https://appshunter.io/ios/app/id6479516111)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartCircle

[App page](https://appshunter.io/ios/app/smartcircle/id6739243070)

This intelligent application helps you easily track your daily status and keep your goals in sight. All your data is stored locally on your device, ensuring privacy.

**Highlights:** Daily status tracking, Goal visualization, Local data storage, Intuitive interface, Progress monitoring

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

**In-app purchases:** none


## Frequently asked questions

### Is 黑鲨魔戒 free?

黑鲨魔戒 is free to download, with no in-app purchases.

### Is SmartCircle free?

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

### Do 黑鲨魔戒 or SmartCircle have ads?

Neither 黑鲨魔戒 nor SmartCircle shows ads.

### Which is updated more often, 黑鲨魔戒 or SmartCircle?

黑鲨魔戒 ships an update monthly, and SmartCircle every 5 days. Most recently, 黑鲨魔戒 was updated on September 21, 2026 and SmartCircle on September 9, 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.*