# 定时辰 vs 换机助手

The clearest difference is in-app purchases: 换机助手 at none against 定时辰's 2. 定时辰's advantage is ads (none vs shown) and update cadence (weekly vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 定时辰 sells 2 one-off in-app purchases. 换机助手 asks for nothing beyond the download.

定时辰 ships an update weekly, 换机助手 every 3 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 定时辰 | 换机助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/app/id6797737676/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 17 MB | 11 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Leju Technology (Hainan) Co., Ltd.](https://appshunter.io/developer/6779521954) | [宏立 刘](https://appshunter.io/developer/6774631738) |

## What reviewers say

### 定时辰

[App page](https://appshunter.io/ios/app/id6753107824)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 生辰八字时辰问卷 | $0.99 | one-time |
| 完整服务体验包 | $2.99 | one-time |


### 换机助手

[App page](https://appshunter.io/ios/app/app/id6797737676)

Easily transfer photos, videos, and contacts between devices without using mobile data. This tool simplifies the process of migrating important data when switching to a new phone, ensuring a quick and efficient experience.

**Highlights:** Fast data migration, Transfer photos and videos, Sync contacts, Wireless data transfer, Easy to use

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

**In-app purchases:** none


## Frequently asked questions

### Is 定时辰 free?

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

### Is 换机助手 free?

换机助手 is free to download, with no in-app purchases.

### Do 定时辰 or 换机助手 have ads?

换机助手 shows ads; 定时辰 does not.

### Which is updated more often, 定时辰 or 换机助手?

定时辰 ships an update weekly, and 换机助手 every 3 weeks. Most recently, 定时辰 was updated on October 25, 2026 and 换机助手 on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*