# WRSmoke vs Math keyboard

The clearest difference is price: WRSmoke at Free against Math keyboard's $0.99. WRSmoke also leads on update cadence (daily vs monthly) and iOS requirement (12.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

WRSmoke is free to download; Math keyboard costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WRSmoke ships an update daily, Math keyboard monthly. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | WRSmoke | Math keyboard |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/math-keyboard-calcuboard/id6744564198/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Monetization | — | Paid |
| Size | 85 MB | 3 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen EASYWAY Technology Co., Ltd.](https://appshunter.io/developer/1525814132) | [Nikolai Rodionov](https://appshunter.io/developer/1123457016) |

## What reviewers say

### WRSmoke

[App page](https://appshunter.io/ios/app/wrsmoke/id6504343721)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math keyboard

[App page](https://appshunter.io/ios/app/math-keyboard-calcuboard/id6744564198)

Perform calculations directly from your keyboard without switching apps. This smart helper allows quick math while chatting, taking notes, or entering data. It features calculator memory to save and reuse values, enhancing productivity.

**Highlights:** Built-in calculator keyboard, Calculator memory function, No app switching required, Supports basic and advanced operations, Minimalist design for productivity

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

**In-app purchases:** none


## Frequently asked questions

### Is WRSmoke free?

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

### Is Math keyboard free?

Math keyboard costs $0.99, with no in-app purchases.

### Do WRSmoke or Math keyboard have ads?

Neither WRSmoke nor Math keyboard shows ads.

### Which is updated more often, WRSmoke or Math keyboard?

WRSmoke ships an update daily, and Math keyboard monthly. Most recently, WRSmoke was updated on October 7, 2026 and Math keyboard on October 20, 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.*