# TrailDash vs Tire Size Calculator +

The clearest difference is ads: TrailDash at none against Tire Size Calculator +'s shown. Tire Size Calculator +'s advantage is iOS requirement (16.4 vs 18.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | TrailDash | Tire Size Calculator + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tire-size-calculator-plus/id6790019544/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 4 MB | 49 MB |
| Requires iOS | 18.1 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [David Bolis](https://appshunter.io/developer/1541787894) | [heekyung moon](https://appshunter.io/developer/6779193748) |

## What reviewers say

### TrailDash

[App page](https://appshunter.io/ios/app/traildash/id6745162640)

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

**In-app purchases:** none


### Tire Size Calculator +

[App page](https://appshunter.io/ios/app/tire-size-calculator-plus/id6790019544)

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

**In-app purchases:** none


## Frequently asked questions

### Is TrailDash free?

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

### Is Tire Size Calculator + free?

Tire Size Calculator + is free to download, with no in-app purchases.

### Do TrailDash or Tire Size Calculator + have ads?

Tire Size Calculator + shows ads; TrailDash does not.

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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.*