# Flip Clock vs SSUN&PAY

The clearest difference is in-app purchases: SSUN&PAY at none against Flip Clock's 1. SSUN&PAY also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Flip Clock's advantage is update cadence (daily vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. Flip Clock sells 1 one-off in-app purchase. SSUN&PAY asks for nothing beyond the download.

Flip Clock ships an update daily, SSUN&PAY every 2 weeks. Both last shipped on November 7, 2026.

## The numbers

| Metric | Flip Clock | SSUN&PAY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 2 weeks |
| Size | 16 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SeungHyun Hong](https://appshunter.io/developer/1633579150) | [SUNBAE LEE](https://appshunter.io/developer/1635593178) |

## What reviewers say

### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-desk-clock/id1633579148)

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flip Clock Pro | $3.99 | one-time |


### SSUN&PAY

[App page](https://appshunter.io/ios/app/ssun-and-pay/id1635593176)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flip Clock free?

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

### Is SSUN&PAY free?

SSUN&PAY is free to download, with no in-app purchases.

### Do Flip Clock or SSUN&PAY have ads?

Flip Clock shows ads; SSUN&PAY does not.

### Which is updated more often, Flip Clock or SSUN&PAY?

Flip Clock ships an update daily, and SSUN&PAY every 2 weeks. Most recently, Flip Clock was updated on November 7, 2026 and SSUN&PAY on November 7, 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.*