# ZeroOne Keyboard vs RiceKey Wubi Keyboard

The clearest difference is rating: RiceKey Wubi Keyboard at 5.0 against ZeroOne Keyboard's 4.2. RiceKey Wubi Keyboard also leads on in-app purchases (none vs 4). ZeroOne Keyboard's advantage is update cadence (every 4 days vs every 3 weeks) and ratings volume (5 vs 1). On price, review sentiment, ads and device support there is nothing between them.

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

RiceKey Wubi Keyboard holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: ZeroOne Keyboard has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

ZeroOne Keyboard ships an update every 4 days, RiceKey Wubi Keyboard every 3 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ZeroOne Keyboard | RiceKey Wubi Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/zeroone-keyboard/id6757943442/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ricekey-wubi-keyboard/id6761657397/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 20 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [海平 吴](https://appshunter.io/developer/1011086237) | [Pinecone Limited](https://appshunter.io/developer/1846377154) |

## What reviewers say

### ZeroOne Keyboard

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

This keyboard app offers advanced Chinese shuangpin input with on-device processing for enhanced privacy. It features customizable schemes, emoji support, conversion tools, and theme syncing.

**Highlights:** Multiple shuangpin schemes, On-device data processing, Full Unicode emoji support, Math and unit conversions, Customizable themes, Local sync for themes and snippets

**Features:** Vision Pro 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 |


### RiceKey Wubi Keyboard

[App page](https://appshunter.io/ios/app/ricekey-wubi-keyboard/id6761657397)

This keyboard app offers both Wubi and Pinyin input methods for Chinese characters, along with useful tools like a calculator and QR code generator. It prioritizes user privacy with offline functionality and no data collection.

**Highlights:** Wubi 86/98 and Pinyin input, Offline functionality, Built-in calculator, Local QR code generator, Custom dictionary import, Wubi practice and progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is ZeroOne Keyboard free?

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

### Is RiceKey Wubi Keyboard free?

RiceKey Wubi Keyboard is free to download, with no in-app purchases.

### Which has better reviews, ZeroOne Keyboard or RiceKey Wubi Keyboard?

RiceKey Wubi Keyboard is rated higher. ZeroOne Keyboard averages 4.2 out of 5 from 5 ratings, while RiceKey Wubi Keyboard averages 5.0 from 1 ratings.

### Do ZeroOne Keyboard or RiceKey Wubi Keyboard have ads?

Neither ZeroOne Keyboard nor RiceKey Wubi Keyboard shows ads.

### Which is updated more often, ZeroOne Keyboard or RiceKey Wubi Keyboard?

ZeroOne Keyboard ships an update every 4 days, and RiceKey Wubi Keyboard every 3 weeks. Most recently, ZeroOne Keyboard was updated on October 28, 2026 and RiceKey Wubi Keyboard 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.*