# SpinStrike Balls vs DuelAF

The clearest difference is price: DuelAF at Free against SpinStrike Balls's $1.99. DuelAF also leads on device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

DuelAF is free to download; SpinStrike Balls costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SpinStrike Balls | DuelAF |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 1 MB | 17 MB |
| Requires iOS | 17.0 | **16** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Daniel Collinsworth](https://appshunter.io/developer/1846000225) | [Adrian Gonzalez](https://appshunter.io/developer/1793411654) |

## What reviewers say

### SpinStrike Balls

[App page](https://appshunter.io/ios/app/spinstrike-balls/id6779471171)

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

**In-app purchases:** none


### DuelAF

[App page](https://appshunter.io/ios/app/duelaf/id6782652571)

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

**In-app purchases:** none


## Frequently asked questions

### Is SpinStrike Balls free?

SpinStrike Balls costs $1.99, with no in-app purchases.

### Is DuelAF free?

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

### Do SpinStrike Balls or DuelAF have ads?

Neither SpinStrike Balls nor DuelAF shows ads.

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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.*