# Math keyboard vs Pæan Ring

The clearest difference is price: Pæan Ring at Free against Math keyboard's $0.99. Pæan Ring also leads on update cadence (every 4 days vs monthly). Math keyboard's advantage is iOS requirement (16.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

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

Math keyboard ships an update monthly, Pæan Ring every 4 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Math keyboard | Pæan Ring |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| 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 | Monthly | **Every 4 days** |
| Monetization | Paid | — |
| Size | 3 MB | 7 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nikolai Rodionov](https://appshunter.io/developer/1123457016) | [Shanghai Zero One Intelligence Ltd.](https://appshunter.io/developer/463264937) |

## What reviewers say

### 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


### Pæan Ring

[App page](https://appshunter.io/ios/app/pan-ring/id6757629544)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math keyboard free?

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

### Is Pæan Ring free?

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

### Do Math keyboard or Pæan Ring have ads?

Neither Math keyboard nor Pæan Ring shows ads.

### Which is updated more often, Math keyboard or Pæan Ring?

Math keyboard ships an update monthly, and Pæan Ring every 4 days. Most recently, Math keyboard was updated on October 3, 2026 and Pæan Ring on October 5, 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.*