# ForzaTune vs e85Cal

The clearest difference is rating: e85Cal at 4.7 against ForzaTune's 4.3. e85Cal also leads on iOS requirement (12.1 vs 14.0). ForzaTune's advantage is ratings volume (149 vs 35). On price, review sentiment, update cadence and ads there is nothing between them.

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

e85Cal holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 149 and 35 respectively. Written reviews split almost evenly too, at 84% and 83% positive.

ForzaTune ships an update every 3 months, e85Cal every 4 months. The most recent releases landed on October 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | ForzaTune | e85Cal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (149 ratings)](https://appshunter.io/ios/app/forzatune/id335519232/reviews) | **[4.7 (35 ratings)](https://appshunter.io/ios/app/e85cal/id1470313135/reviews)** |
| Number of ratings | **149** | 35 |
| Positive reviews | **83.9% of reviews** | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 22 MB | 15 MB |
| Requires iOS | 14.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crosswise Ventures, LLC](https://appshunter.io/developer/329815590) | [Michael Joe](https://appshunter.io/developer/1132486512) |

## What reviewers say

### ForzaTune

[App page](https://appshunter.io/ios/app/forzatune/id335519232)

This app helps you easily create custom car tunes for racing games. Input basic car information and get instant tuning suggestions for better handling and performance. It supports various games and driving styles, allowing you to optimize your vehicle for any track or street condition.

**Highlights:** Smart formulas for quick tunes, Unlimited track or street tunes, Adjust balance and stiffness, Gearing calculator, Support for different units, Fast, streamlined interface

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great starting point for tuning
- 🚀 Saves time tuning cars
- 💡 Helpful for novice tuners
- 🚀 Improves lap times
- 👍 Excellent base tune

**What reviewers complain about**

- 🐛 Sliders too sensitive for precise adjustments
- 🐛 Tunes not compatible with newer Forza games
- 🐛 Metric settings not accurate
- 🐛 Tunes not optimized for specific event types

**Reported bugs**

- Numeric keypad issues on iOS 4
- Incompatibility with iPod Touch

**Requested features**

- Update for Forza 4
- Tune by event type (racing, drift, drag)
- Suspension and gearing calculators
- Drift-specific tuning
- Metric to imperial unit conversion


### e85Cal

[App page](https://appshunter.io/ios/app/e85cal/id1470313135)

This app assists users in calculating the precise amounts of standard and ethanol gasoline needed to achieve a desired ethanol percentage in their fuel mix. It simplifies the process by taking into account tank size, current fuel level, and the ethanol content of available fuel types.

**Highlights:** Calculate ethanol percentage goal, Enter gas tank size, Input standard pump gas ethanol %, Input ethanol pump gas ethanol %, Set target ethanol % mix, Enter current fuel level %

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ForzaTune free?

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

### Is e85Cal free?

e85Cal is free to download, with no in-app purchases.

### Which has better reviews, ForzaTune or e85Cal?

e85Cal is rated higher. ForzaTune averages 4.3 out of 5 from 149 ratings, while e85Cal averages 4.7 from 35 ratings.

### Do ForzaTune or e85Cal have ads?

Neither ForzaTune nor e85Cal shows ads.

### Which is updated more often, ForzaTune or e85Cal?

ForzaTune ships an update every 3 months, and e85Cal every 4 months. Most recently, ForzaTune was updated on October 10, 2026 and e85Cal 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.*