# Decision Maker vs Harmonograph

The clearest difference is in-app purchases: Harmonograph at none against Decision Maker's 11. Decision Maker's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Decision Maker sells 11 one-off in-app purchases. Harmonograph asks for nothing beyond the download.

Decision Maker ships an update every 9 days, Harmonograph every 10 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Decision Maker | Harmonograph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (4.6K ratings)](https://appshunter.io/ios/app/decision-maker-spin-the-wheel/id1472904065/reviews)** | — |
| Number of ratings | **4.6K** | — |
| Positive reviews | 67.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | Free with in-app purchases | — |
| Size | 158 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Shining Muffin LLC](https://appshunter.io/developer/1446193687) | [Takashi Nemoto](https://appshunter.io/developer/6790828928) |

## What reviewers say

### Decision Maker

[App page](https://appshunter.io/ios/app/decision-maker-spin-the-wheel/id1472904065)

Easily make decisions with a fun and customizable spinning wheel. Choose from pre-made templates like yes/no or name picker, or create your own for raffles, prize giveaways, and more. Spin to get random answers quickly.

**Highlights:** Customizable spin wheels, Pre-made decision templates, Random name picker, Yes/No roulette, Raffle and prize wheel, Add unlimited options, Change wheel appearance

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Halloween: Spin the Wheel | $0.99 | one-time |
| Candy: Spin the Wheel | $0.99 | one-time |
| Cartoon: Spin the Wheel | $0.99 | one-time |
| Fortune: Spin the Wheel | $0.99 | one-time |
| Tiny Coin Pack | $0.99 | one-time |
| Pro Version | $2.99 | one-time |
| Small Coin Pack | $4.99 | one-time |
| Medium Coin Pack | $9.99 | one-time |
| Large Coin Pack | $19.99 | one-time |
| Extra Large Coin Pack | $49.99 | one-time |
| Giant Coin Pack | $99.99 | one-time |

**What reviewers like**

- 👍 Great game
- 👍 Good for friends
- 👍 Relaxing and fun
- 👍 Useful for decision-making
- 👍 Customizable wheels

**What reviewers complain about**

- 🔍 Too many ads
- 🐛 Freezing issues
- 🔒 Deceptive sales tactics
- 🐛 Inability to switch between wheels

**Reported bugs**

- Stuck at loading screen
- Inability to delete wheels
- Wheels not saving properly

**Requested features**

- Allow numbers in wheels
- Add emojis to wheels
- Implement landscape mode
- Improve AI wheel generation
- Provide more customization options


### Harmonograph

[App page](https://appshunter.io/ios/app/harmonograph-pendulum-art/id6794857269)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decision Maker free?

Decision Maker is free to download, with in-app purchases available.

### Is Harmonograph free?

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

### Do Decision Maker or Harmonograph have ads?

Both Decision Maker and Harmonograph show ads.

### Which is updated more often, Decision Maker or Harmonograph?

Decision Maker ships an update every 9 days, and Harmonograph every 10 days. Most recently, Decision Maker was updated on October 24, 2026 and Harmonograph on October 18, 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.*