# Decision Master vs KAI.COM

The clearest difference is in-app purchases: KAI.COM at none against Decision Master's 3. KAI.COM also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 months). Decision Master's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price there is nothing between them.

Both are free to download. Decision Master sells 3 one-off in-app purchases. KAI.COM asks for nothing beyond the download.

Decision Master ships an update every 3 months, KAI.COM every 3 days. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Decision Master | KAI.COM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (43 ratings)](https://appshunter.io/ios/app/decision-master-spin-and-decide/id1448809430/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 79 MB | 38 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [世英 李](https://appshunter.io/developer/918920002) | [VN TECH LTD](https://appshunter.io/developer/1813825308) |

## What reviewers say

### Decision Master

[App page](https://appshunter.io/ios/app/decision-master-spin-and-decide/id1448809430)

This app helps resolve everyday choices with fun and fair tools like customizable spin wheels, realistic 3D dice, and a finger picker. It offers quick import for lists and various classic decision-making options to eliminate indecision.

**Highlights:** Customizable spin wheels, 3D physics dice, Finger picker tool, Book of Answers, Coin flip and number generator, Quick list import

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 Days Validity | $0.99 | one-time |
| 365 Days Validity | $4.99 | one-time |
| Lifetime Member | $7.99 | one-time |


### KAI.COM

[App page](https://appshunter.io/ios/app/kaicom/id6807048348)

**In-app purchases:** none


## Frequently asked questions

### Is Decision Master free?

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

### Is KAI.COM free?

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

### Do Decision Master or KAI.COM have ads?

Decision Master shows ads; KAI.COM does not.

### Which is updated more often, Decision Master or KAI.COM?

Decision Master ships an update every 3 months, and KAI.COM every 3 days. Most recently, Decision Master was updated on October 2, 2026 and KAI.COM on October 7, 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.*