# Patterns Calc vs しろにゃん電卓

The clearest difference is ads: しろにゃん電卓 at none against Patterns Calc's shown. Patterns Calc's advantage is review sentiment (100% vs 67%) and update cadence (every 3 weeks vs every 30 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Patterns Calc sells 2 in-app purchases, starting at $0.99 per month and しろにゃん電卓 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Patterns Calc ships an update every 3 weeks, しろにゃん電卓 every 30 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Patterns Calc | しろにゃん電卓 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/patterns-calc-calculator-tax-plus/id1569512624/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 30 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 112 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hikaru Satomi](https://appshunter.io/developer/1517351491) | [Noshi.corporation](https://appshunter.io/developer/1736662057) |

## What reviewers say

### Patterns Calc

[App page](https://appshunter.io/ios/app/patterns-calc-calculator-tax-plus/id1569512624)

This app offers a customizable calculator with various visual styles and one-handed operation. It includes features for tax calculations, memo functions, and easy sharing of results. Users can personalize the appearance and layout for a more efficient calculation experience.

**Highlights:** Customizable visual styles, One-handed mode, Tax calculation with drag-and-drop, Dual memo functions, Easy screenshot sharing, iPad compatibility

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |
| Premium Plan | $7.49 | per year |


### しろにゃん電卓

[App page](https://appshunter.io/ios/app/id6479628667)

A cute and simple calculator app that makes everyday calculations fun with charming character animations. It handles basic arithmetic, tax, and discount calculations, with a clear display and helpful features like calculation history and haptic feedback.

**Highlights:** Basic arithmetic operations, Tax and discount calculations, Calculation history, Large, easy-to-read display, Character animations on button press, Haptic feedback and VoiceOver support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 限定解除 | $1.99 | one-time |


## Frequently asked questions

### Is Patterns Calc free?

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

### Is しろにゃん電卓 free?

しろにゃん電卓 is free to download, with in-app purchases available.

### Do Patterns Calc or しろにゃん電卓 have ads?

Patterns Calc shows ads; しろにゃん電卓 does not.

### Which is updated more often, Patterns Calc or しろにゃん電卓?

Patterns Calc ships an update every 3 weeks, and しろにゃん電卓 every 30 months. Most recently, Patterns Calc was updated on November 3, 2026 and しろにゃん電卓 on October 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.*