# 割引き計算くん vs Spin The Wheel

The clearest difference is in-app purchases: 割引き計算くん at none against Spin The Wheel's 1. Spin The Wheel's advantage is update cadence (every 6 weeks vs every 173 months) and device support. On price there is nothing between them.

Both are free to download. Spin The Wheel sells 1 in-app purchase, starting at $4.49 per year. 割引き計算くん asks for nothing beyond the download.

割引き計算くん ships an update every 173 months, Spin The Wheel every 6 weeks. The most recent releases landed on September 19, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 割引き計算くん | Spin The Wheel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (10 ratings)](https://appshunter.io/ios/app/spin-the-wheel-decision-maker/id1574809402/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 84.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | Every 173 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 63 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Ryota Murakami](https://appshunter.io/developer/405946284) | [Permission Inc.](https://appshunter.io/developer/447757894) |

## What reviewers say

### 割引き計算くん

[App page](https://appshunter.io/ios/app/id405946281)

**In-app purchases:** none


### Spin The Wheel

[App page](https://appshunter.io/ios/app/spin-the-wheel-decision-maker/id1574809402)

This app helps you make random choices with a customizable spinning wheel. It's perfect for lotteries, games, or simply deciding what to do next. Enjoy a free, random decision-making experience with optional premium features for enhanced functionality.

**Highlights:** Create custom items for the wheel, Save and revisit past roulette results, Adjust item ratios and colors, Choose between spinning wheel or item list display, Control duplicate win settings, Customize stop method, length, and sound

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Service | $4.49 | per year |


## Frequently asked questions

### Is 割引き計算くん free?

割引き計算くん is free to download, with no in-app purchases.

### Is Spin The Wheel free?

Spin The Wheel is free to download, with in-app purchases available.

### Which is updated more often, 割引き計算くん or Spin The Wheel?

割引き計算くん ships an update every 173 months, and Spin The Wheel every 6 weeks. Most recently, 割引き計算くん was updated on September 19, 2026 and Spin The Wheel on October 22, 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.*