# Fraction Calculator vs 幹事アプリ DANDORI

The clearest difference is in-app purchases: 幹事アプリ DANDORI at none against Fraction Calculator's 3. 幹事アプリ DANDORI also leads on update cadence (every 3 weeks vs every 2 months). Fraction Calculator's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Fraction Calculator sells 3 in-app purchases, starting at $1.69 per month. 幹事アプリ DANDORI asks for nothing beyond the download.

Fraction Calculator ships an update every 2 months, 幹事アプリ DANDORI every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Fraction Calculator | 幹事アプリ DANDORI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fraction-calculator-math-cal/id6584519562/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 6 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [长宏 侯](https://appshunter.io/developer/1726037103) | [Kazuki Sakuragawa](https://appshunter.io/developer/1868337794) |

## What reviewers say

### Fraction Calculator

[App page](https://appshunter.io/ios/app/fraction-calculator-math-cal/id6584519562)

This app offers a comprehensive tool for fraction calculations, providing step-by-step solutions and various output formats. It supports conversions between fractions, mixed numbers, and decimals, along with other mathematical functions.

**Highlights:** Step-by-step fraction solutions, Conversions to fraction, mixed fraction, and decimal, Fraction simplification, Supports percentages, powers, roots, and logarithms, Trigonometric functions, Calculation history, Multi-language support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $1.69 | per month |
| Pro (Yearly) | $12.99 | per year |
| Remove Ads | $3.99 | one-time |


### 幹事アプリ DANDORI

[App page](https://appshunter.io/ios/app/dandori/id6761037542)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fraction Calculator free?

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

### Is 幹事アプリ DANDORI free?

幹事アプリ DANDORI is free to download, with no in-app purchases.

### Do Fraction Calculator or 幹事アプリ DANDORI have ads?

幹事アプリ DANDORI shows ads; Fraction Calculator does not.

### Which is updated more often, Fraction Calculator or 幹事アプリ DANDORI?

Fraction Calculator ships an update every 2 months, and 幹事アプリ DANDORI every 3 weeks. Most recently, Fraction Calculator was updated on October 30, 2026 and 幹事アプリ DANDORI on October 28, 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.*