# ZK助手 vs 智能亚当 Smart Adam

The clearest difference is in-app purchases: 智能亚当 Smart Adam at none against ZK助手's 3. 智能亚当 Smart Adam also leads on ads (none vs shown) and iOS requirement (11 vs 15). On price, update cadence and device support there is nothing between them.

Both are free to download. ZK助手 sells 3 one-off in-app purchases. 智能亚当 Smart Adam asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on October 18, 2026.

## The numbers

| Metric | ZK助手 | 智能亚当 Smart Adam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (107 ratings)](https://appshunter.io/ios/app/zk/id1498018958/reviews)** | — |
| Number of ratings | **107** | — |
| Positive reviews | 96.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 79 MB | 130 MB |
| Requires iOS | 15 | **11** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [文雪 程](https://appshunter.io/developer/1533529523) | [Gotek Optronics Technology Co., Ltd.](https://appshunter.io/developer/1545507512) |

## What reviewers say

### ZK助手

[App page](https://appshunter.io/ios/app/zk/id1498018958)

This app offers precise timing tools for various needs, including manual time adjustments and countdowns. It features visual and auditory alerts, customizable skins, and a dedicated alarm function for timely reminders.

**Highlights:** Precise time source selection (Beijing/System), Manual time adjustment (seconds, milliseconds), Millisecond highlighting and display toggle, Countdown mode with smart interval detection, Auditory countdown alerts, Customizable skins (solid & colorful), Dedicated alarm function for reminders

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 请作者喝可乐 | $0.99 | one-time |
| 给作者加鸡腿 | $0.99 | one-time |
| 支付￥12移除广告 | $1.99 | one-time |

**What reviewers like**

- 👍 Very useful for grabbing coupons
- 👍 Excellent for grabbing limited items (e.g., Moutai, Linabell)
- 👍 Accurate time display
- 👍 Flexible time placement and transparency settings
- 👍 Smart and intelligent features

**What reviewers complain about**

- 🐛 App is too large, takes up space
- 🐛 Picture in Picture not working on iOS 14.8.1
- 🐛 Phone gets hot with Dynamic Island
- 🐛 No calibration option

**Reported bugs**

- Picture in Picture function is not working for ios 14.8.1
- Phone gets hot with Dynamic Island feature
- No calibration available

**Requested features**

- Add virtual location function
- Add calibration function
- Improve Picture in Picture for older iOS versions


### 智能亚当 Smart Adam

[App page](https://appshunter.io/ios/app/smart-adam/id6745025313)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZK助手 free?

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

### Is 智能亚当 Smart Adam free?

智能亚当 Smart Adam is free to download, with no in-app purchases.

### Do ZK助手 or 智能亚当 Smart Adam have ads?

ZK助手 shows ads; 智能亚当 Smart Adam does not.

### Which is updated more often, ZK助手 or 智能亚当 Smart Adam?

ZK助手 ships an update every 2 weeks, and 智能亚当 Smart Adam every 2 weeks. Most recently, ZK助手 was updated on October 18, 2026 and 智能亚当 Smart Adam 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.*