# CalKeyboard vs 蝦米鍵盤3

The clearest difference is update cadence: 蝦米鍵盤3 at every 3 days against CalKeyboard's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CalKeyboard sells 1 one-off in-app purchase and 蝦米鍵盤3 sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CalKeyboard ships an update every 8 months, 蝦米鍵盤3 every 3 days. The most recent releases landed on September 25, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CalKeyboard | 蝦米鍵盤3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/calkeyboard/id1269400175/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 66 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FebesGoods Studio](https://appshunter.io/developer/597141225) | [IFAN CHU](https://appshunter.io/developer/582126445) |

## What reviewers say

### CalKeyboard

[App page](https://appshunter.io/ios/app/calkeyboard/id1269400175)

This keyboard app integrates a calculator directly into your typing experience. Perform calculations without leaving your current application. It's designed for quick math needs while messaging or working.

**Highlights:** Integrated calculator, Type and calculate simultaneously, Seamless integration, Quick calculations

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $0.99 | one-time |


### 蝦米鍵盤3

[App page](https://appshunter.io/ios/app/3/id6762563077)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI 助手 (每周) | $0.99 | per 7 days |
| 核心永久授權 | $9.99 | one-time |


## Frequently asked questions

### Is CalKeyboard free?

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

### Is 蝦米鍵盤3 free?

蝦米鍵盤3 is free to download, with in-app purchases available.

### Do CalKeyboard or 蝦米鍵盤3 have ads?

Neither CalKeyboard nor 蝦米鍵盤3 shows ads.

### Which is updated more often, CalKeyboard or 蝦米鍵盤3?

CalKeyboard ships an update every 8 months, and 蝦米鍵盤3 every 3 days. Most recently, CalKeyboard was updated on September 25, 2026 and 蝦米鍵盤3 on September 30, 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.*