# Colorgen vs SFClock

The clearest difference is review sentiment: Colorgen at 100% against SFClock's 33%. Colorgen also leads on update cadence (every 2 months vs every 5 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Colorgen ships an update every 2 months, SFClock every 5 months. The most recent releases landed on October 26, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Colorgen | SFClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/sfclock/id1627863783/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 8 MB | 0 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Kazuhisa Asakawa](https://appshunter.io/developer/927996843) | [Yafei Dong](https://appshunter.io/developer/1562436731) |

## What reviewers say

### Colorgen

[App page](https://appshunter.io/ios/app/colorgen-html-color-search/id961417428)

Easily find HTML color codes by name or color. Get detailed color information including RGB, CMYK, and HSL values. Convert between decimal, binary, and hexadecimal formats.

**Highlights:** Search by HTML color code, Search by color name, View RGB, CMYK, HSL values, Convert between decimal, binary, hexadecimal, Web-safe color search

**In-app purchases:** none


### SFClock

[App page](https://appshunter.io/ios/app/sfclock/id1627863783)

This utility app displays a flip clock and calendar. It offers customizable clock settings like 12/24 hour format and seconds display. Users can navigate the calendar and choose from various light and dark color themes.

**Highlights:** Flip clock display, Calendar view, 12/24 hour format, Seconds display toggle, Calendar month navigation, Color themes, Light/dark mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Colorgen free?

Colorgen is free to download, with no in-app purchases.

### Is SFClock free?

SFClock is free to download, with no in-app purchases.

### Do Colorgen or SFClock have ads?

Neither Colorgen nor SFClock shows ads.

### Which is updated more often, Colorgen or SFClock?

Colorgen ships an update every 2 months, and SFClock every 5 months. Most recently, Colorgen was updated on October 26, 2026 and SFClock on October 18, 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.*