# 智慧電梯登入系統 vs Flip Clock 3D

The clearest difference is in-app purchases: 智慧電梯登入系統 at none against Flip Clock 3D's 1. 智慧電梯登入系統 also leads on ads (none vs shown). Flip Clock 3D's advantage is update cadence (weekly vs every 8 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Flip Clock 3D sells 1 one-off in-app purchase. 智慧電梯登入系統 asks for nothing beyond the download.

智慧電梯登入系統 ships an update every 8 months, Flip Clock 3D weekly. Both last shipped on October 19, 2026.

## The numbers

| Metric | 智慧電梯登入系統 | Flip Clock 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (24 ratings)](https://appshunter.io/ios/app/flip-clock-3d-study-time/id6670719398/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 206 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [hong jiang](https://appshunter.io/developer/1583913585) | [乃君 黄](https://appshunter.io/developer/1337343608) |

## What reviewers say

### 智慧電梯登入系統

[App page](https://appshunter.io/ios/app/id1583913583)

**In-app purchases:** none


### Flip Clock 3D

[App page](https://appshunter.io/ios/app/flip-clock-3d-study-time/id6670719398)

Enhance your workspace with a realistic 3D mechanical flip clock. This app helps improve focus and productivity during work or study sessions by providing a clear time display. Customize with various fonts and themes, and utilize the alarm feature when the app is active.

**Highlights:** Vivid 3D mechanical components, Adjustable viewing angles, 12/24 hour mode switching, Multiple font and theme options, Foreground alarm functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all contents | $1.99 | one-time |


## Frequently asked questions

### Is 智慧電梯登入系統 free?

智慧電梯登入系統 is free to download, with no in-app purchases.

### Is Flip Clock 3D free?

Flip Clock 3D is free to download, with in-app purchases available.

### Do 智慧電梯登入系統 or Flip Clock 3D have ads?

Flip Clock 3D shows ads; 智慧電梯登入系統 does not.

### Which is updated more often, 智慧電梯登入系統 or Flip Clock 3D?

智慧電梯登入系統 ships an update every 8 months, and Flip Clock 3D weekly. Most recently, 智慧電梯登入系統 was updated on October 19, 2026 and Flip Clock 3D on October 19, 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.*