# TouchColor vs ZeroOne Keyboard

The clearest difference is rating: TouchColor at 5.0 against ZeroOne Keyboard's 4.3. TouchColor also leads on in-app purchases (none vs 4). ZeroOne Keyboard's advantage is update cadence (every 2 days vs every 76 months) and ratings volume (6 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ZeroOne Keyboard sells 4 one-off in-app purchases. TouchColor asks for nothing beyond the download.

TouchColor holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: ZeroOne Keyboard has 6 ratings behind it against 1, so its average is the more settled of the two.

TouchColor ships an update every 76 months, ZeroOne Keyboard every 2 days. The most recent releases landed on November 6, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | TouchColor | ZeroOne Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/touchcolor/id859727780/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/zeroone-keyboard/id6757943442/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 76 months | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 51 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [秋枋 方](https://appshunter.io/developer/859727783) | [海平 吴](https://appshunter.io/developer/1011086237) |

## What reviewers say

### TouchColor

[App page](https://appshunter.io/ios/app/touchcolor/id859727780)

This app offers a sophisticated and user-friendly color picker experience. It allows you to extract colors from photos, live camera feeds, and in real-time, providing an excellent tool for mobile color selection.

**Highlights:** Photo color picking, Camera color picking, Real-time color picking, Elegant and simple interface, Comprehensive color selection tools

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

**In-app purchases:** none


### ZeroOne Keyboard

[App page](https://appshunter.io/ios/app/zeroone-keyboard/id6757943442)

Type Chinese using various input methods like Pinyin, nine-key, or Shuangpin. Customize layouts, sounds, and shortcuts. Includes tools for emojis, snippets, and unit conversions, with on-device processing for privacy.

**Highlights:** Multiple Chinese input methods (Pinyin, nine-key, Shuangpin), Customizable keyboard layouts and shortcuts, On-key hints for learning Shuangpin, Traditional Chinese support with tone options, Built-in tools: emoji, snippets, unit conversion, On-device processing for privacy, Customizable sound packs

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Cup of Tea | $0.99 | one-time |
| Two Cups of Tea | $2.99 | one-time |
| Afternoon Tea | $3.99 | one-time |
| 01+ Lifetime Supporter | $9.99 | one-time |


## Frequently asked questions

### Is TouchColor free?

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

### Is ZeroOne Keyboard free?

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

### Which has better reviews, TouchColor or ZeroOne Keyboard?

TouchColor is rated higher. TouchColor averages 5.0 out of 5 from 1 ratings, while ZeroOne Keyboard averages 4.3 from 6 ratings.

### Do TouchColor or ZeroOne Keyboard have ads?

Neither TouchColor nor ZeroOne Keyboard shows ads.

### Which is updated more often, TouchColor or ZeroOne Keyboard?

TouchColor ships an update every 76 months, and ZeroOne Keyboard every 2 days. Most recently, TouchColor was updated on November 6, 2026 and ZeroOne Keyboard on November 13, 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.*