# Wheels Speed Calculator vs Tire Sizes

The clearest difference is rating: Tire Sizes at 4.5 against Wheels Speed Calculator's 1.0. Tire Sizes also leads on ads (none vs shown) and ratings volume (82 vs 1). Wheels Speed Calculator's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 17.0). On price, review sentiment and device support there is nothing between them.

Both are free to download. Tire Sizes sells 1 one-off in-app purchase. Wheels Speed Calculator asks for nothing beyond the download.

Tire Sizes holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Tire Sizes has 82 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Wheels Speed Calculator ships an update every 6 months, Tire Sizes every 6 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Wheels Speed Calculator | Tire Sizes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/wheels-speed-calculator/id578189352/reviews) | **[4.5 (82 ratings)](https://appshunter.io/ios/app/tire-sizes/id6743722834/reviews)** |
| Number of ratings | 1 | **82** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 44 MB | 17 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Liutauras Stravinskas](https://appshunter.io/developer/578189355) | [Zaven Hovhannisyan](https://appshunter.io/developer/1804196073) |

## What reviewers say

### Wheels Speed Calculator

[App page](https://appshunter.io/ios/app/wheels-speed-calculator/id578189352)

Calculate the error in your speedometer when using tires of different dimensions than recommended by the manufacturer. It helps you find tire sizes that minimize speedometer inaccuracies for your vehicle.

**Highlights:** Calculate speedometer error, Check speed differences with different tire sizes, Select tire sizes from R4/80/25 to R26/460/100, Find tire sizes for minimum speedometer error, Suggests 100 tire sizes for smallest error

**Features:** Vision Pro support

**In-app purchases:** none


### Tire Sizes

[App page](https://appshunter.io/ios/app/tire-sizes/id6743722834)

Find essential tire dimensions and receive suggestions for new tire sizes. Compare wheels visually and by specifications like offset and width. Discover factory tire sizes for your car and compare motorcycle tires across different measurement systems.

**Highlights:** Tire dimension calculations, New tire size suggestions, Wheel comparison (visual and specs), Offset and width comparison, Motorcycle tire comparison, Factory tire size lookup

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Wheels Speed Calculator free?

Wheels Speed Calculator is free to download, with no in-app purchases.

### Is Tire Sizes free?

Tire Sizes is free to download, with in-app purchases available.

### Which has better reviews, Wheels Speed Calculator or Tire Sizes?

Tire Sizes is rated higher. Wheels Speed Calculator averages 1.0 out of 5 from 1 ratings, while Tire Sizes averages 4.5 from 82 ratings.

### Do Wheels Speed Calculator or Tire Sizes have ads?

Wheels Speed Calculator shows ads; Tire Sizes does not.

### Which is updated more often, Wheels Speed Calculator or Tire Sizes?

Wheels Speed Calculator ships an update every 6 months, and Tire Sizes every 6 weeks. Most recently, Wheels Speed Calculator was updated on November 1, 2026 and Tire Sizes on October 30, 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.*