# 智慧e控 vs 城市謎案 Case City

The clearest difference is iOS requirement: 智慧e控 at 7.0 against 城市謎案 Case City's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | 智慧e控 | 城市謎案 Case City |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 18 MB | 27 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Golden Voice Computer Technology Co., Ltd](https://appshunter.io/developer/583320696) | [JingZhi Co., Ltd.](https://appshunter.io/developer/981874522) |

## What reviewers say

### 智慧e控

[App page](https://appshunter.io/ios/app/e/id1005461544)

**Features:** macOS Compatibility

**In-app purchases:** none


### 城市謎案 Case City

[App page](https://appshunter.io/ios/app/case-city/id1466057703)

**In-app purchases:** none


## Frequently asked questions

### Is 智慧e控 free?

智慧e控 is free to download, with no in-app purchases.

### Is 城市謎案 Case City free?

城市謎案 Case City is free to download, with no in-app purchases.

### Do 智慧e控 or 城市謎案 Case City have ads?

Neither 智慧e控 nor 城市謎案 Case City shows ads.

### Which is updated more often, 智慧e控 or 城市謎案 Case City?

智慧e控 ships an update every 3 months, and 城市謎案 Case City every 3 months. Most recently, 智慧e控 was updated on September 9, 2026 and 城市謎案 Case City on September 8, 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.*