# 光速时钟 vs Clockffiti

The clearest difference is in-app purchases: 光速时钟 at none against Clockffiti's 3. Clockffiti's advantage is ads (none vs shown) and update cadence (every 6 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Clockffiti sells 3 in-app purchases, starting at $0.99 per month. 光速时钟 asks for nothing beyond the download.

光速时钟 ships an update every 2 months, Clockffiti every 6 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 光速时钟 | Clockffiti |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 17 MB | 30 MB |
| Requires iOS | **17.2** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [成都时光赛博科技有限公司](https://appshunter.io/developer/1846792152) | [亮亮 尹](https://appshunter.io/developer/1799656908) |

## What reviewers say

### 光速时钟

[App page](https://appshunter.io/ios/app/id6777318497)

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

**In-app purchases:** none


### Clockffiti

[App page](https://appshunter.io/ios/app/clockffiti-draw-your-clock/id6779994816)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clockffiti Pro Monthly | $0.99 | per month |
| Clockffiti Pro Yearly | $4.99 | per year |
| Clockffiti Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is 光速时钟 free?

光速时钟 is free to download, with no in-app purchases.

### Is Clockffiti free?

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

### Do 光速时钟 or Clockffiti have ads?

光速时钟 shows ads; Clockffiti does not.

### Which is updated more often, 光速时钟 or Clockffiti?

光速时钟 ships an update every 2 months, and Clockffiti every 6 days. Most recently, 光速时钟 was updated on October 28, 2026 and Clockffiti on October 25, 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.*