# Dual Flip Clock vs HuanHuan Timer

The clearest difference is price: Dual Flip Clock at Free against HuanHuan Timer's $0.99. Dual Flip Clock also leads on update cadence (every 10 days vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Dual Flip Clock is free to download; HuanHuan Timer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dual Flip Clock ships an update every 10 days, HuanHuan Timer every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Dual Flip Clock | HuanHuan Timer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dual-flip-clock/id6766014702/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free | — |
| Size | 18 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [路 林](https://appshunter.io/developer/1896152952) | [斌 李](https://appshunter.io/developer/1895790743) |

## What reviewers say

### Dual Flip Clock

[App page](https://appshunter.io/ios/app/dual-flip-clock/id6766014702)

Transform an old phone into a stylish desktop clock with this app. Easily switch between time zones for different cities or schools, and enjoy automatic day and night modes for a comfortable viewing experience.

**Highlights:** Desktop clock conversion, Multiple city/school time zones, Vertical and horizontal layouts, Automatic Day/Night Modes, Customizable display

**Features:** Vision Pro support

**In-app purchases:** none


### HuanHuan Timer

[App page](https://appshunter.io/ios/app/huanhuan-timer/id6767523209)

**In-app purchases:** none


## Frequently asked questions

### Is Dual Flip Clock free?

Dual Flip Clock is free to download, with no in-app purchases.

### Is HuanHuan Timer free?

HuanHuan Timer costs $0.99, with no in-app purchases.

### Do Dual Flip Clock or HuanHuan Timer have ads?

Neither Dual Flip Clock nor HuanHuan Timer shows ads.

### Which is updated more often, Dual Flip Clock or HuanHuan Timer?

Dual Flip Clock ships an update every 10 days, and HuanHuan Timer every 2 months. Most recently, Dual Flip Clock was updated on October 24, 2026 and HuanHuan Timer on October 24, 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.*