# ZeroOne Keyboard vs Morse Code‑Decoding Simulation

The clearest difference is in-app purchases: ZeroOne Keyboard at none against Morse Code‑Decoding Simulation's 1. ZeroOne Keyboard also leads on update cadence (every 3 days vs every 5 months). Morse Code‑Decoding Simulation's advantage is iOS requirement (13.0 vs 16.0). On price, review sentiment, ads and monetization model there is nothing between them.

Both are free to download. Morse Code‑Decoding Simulation sells 1 in-app purchase, starting at $1.99 per 7 days. ZeroOne Keyboard asks for nothing beyond the download.

ZeroOne Keyboard ships an update every 3 days, Morse Code‑Decoding Simulation every 5 months. The most recent releases landed on September 23, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | ZeroOne Keyboard | Morse Code‑Decoding Simulation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zeroone-keyboard/id6757943442/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 36 MB | 30 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, Mac | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [海平 吴](https://appshunter.io/developer/1011086237) | [燕燕 林](https://appshunter.io/developer/1675436596) |

## 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:** none


### Morse Code‑Decoding Simulation

[App page](https://appshunter.io/ios/app/morse-codedecoding-simulation/id6761355351)

This app simulates Morse code translation and telegraph operation. It offers bidirectional text-code conversion, manual telegraph simulation, and a cipher book for quick reference. Ideal for learning, entertainment, and emergency use.

**Highlights:** Bidirectional text-code conversion, Simulated telegraph operation, Quick reference cipher book, SOS signaling, Historical decoding missions, Audio-visual feedback

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 摩斯密码尊贵会员 | $1.99 | per 7 days |


## Frequently asked questions

### Is ZeroOne Keyboard free?

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

### Is Morse Code‑Decoding Simulation free?

Morse Code‑Decoding Simulation is free to download, with in-app purchases available.

### Do ZeroOne Keyboard or Morse Code‑Decoding Simulation have ads?

Neither ZeroOne Keyboard nor Morse Code‑Decoding Simulation shows ads.

### Which is updated more often, ZeroOne Keyboard or Morse Code‑Decoding Simulation?

ZeroOne Keyboard ships an update every 3 days, and Morse Code‑Decoding Simulation every 5 months. Most recently, ZeroOne Keyboard was updated on September 23, 2026 and Morse Code‑Decoding Simulation on September 16, 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.*