# Firestone AG Tyres vs Ref Tools

The clearest difference is rating: Firestone AG Tyres at 5.0 against Ref Tools's 3.9. Firestone AG Tyres also leads on iOS requirement (11.0 vs 15.0). Ref Tools's advantage is ratings volume (52 vs 2) and update cadence (every 5 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Firestone AG Tyres holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Ref Tools has 52 ratings behind it against 2, so its average is the more settled of the two.

Firestone AG Tyres ships an update every 3 months, Ref Tools every 5 weeks. The most recent releases landed on September 9, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Firestone AG Tyres | Ref Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/firestone-ag-tyres/id456734789/reviews)** | [3.9 (52 ratings)](https://appshunter.io/ios/app/ref-tools/id472312541/reviews) |
| Number of ratings | 2 | **52** |
| Positive reviews | — | 57.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 94 MB | 98 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bridgestone Europe NV](https://appshunter.io/developer/667554499) | [Danfoss A/S](https://appshunter.io/developer/423984644) |

## What reviewers say

### Firestone AG Tyres

[App page](https://appshunter.io/ios/app/firestone-ag-tyres/id456734789)

Calculate optimal tire pressure for agricultural vehicles using this utility app. Ensure safety and efficiency with precise calculations for Firestone agricultural tires.

**Highlights:** Calculate optimal tire pressure, Enhance safety, Improve efficiency, Supports Firestone agricultural tires

**Features:** macOS Compatibility

**In-app purchases:** none


### Ref Tools

[App page](https://appshunter.io/ios/app/ref-tools/id472312541)

This app provides HVACR technicians with essential tools and information for field service. It includes refrigerant calculators, troubleshooting guides, product finders, and access to spare parts. Listen to educational podcasts to enhance your knowledge on the go.

**Highlights:** Refrigerant Slider for P/T calculations, Solenoid valve coil testing tool, Refrigeration system troubleshooting guide, Product data finder, Spare parts ordering, Low-GWP refrigerant comparison, TXV Superheat optimization, Educational podcasts

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

**In-app purchases:** none


## Frequently asked questions

### Is Firestone AG Tyres free?

Firestone AG Tyres is free to download, with no in-app purchases.

### Is Ref Tools free?

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

### Which has better reviews, Firestone AG Tyres or Ref Tools?

Firestone AG Tyres is rated higher. Firestone AG Tyres averages 5.0 out of 5 from 2 ratings, while Ref Tools averages 3.9 from 52 ratings.

### Do Firestone AG Tyres or Ref Tools have ads?

Neither Firestone AG Tyres nor Ref Tools shows ads.

### Which is updated more often, Firestone AG Tyres or Ref Tools?

Firestone AG Tyres ships an update every 3 months, and Ref Tools every 5 weeks. Most recently, Firestone AG Tyres was updated on September 9, 2026 and Ref Tools on September 26, 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.*