# AP Racing vs e85Cal

The clearest difference is update cadence: e85Cal at every 4 months against AP Racing's every 8 months. e85Cal also leads on iOS requirement (12.1 vs 14.0). On price, ads, 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.

AP Racing ships an update every 8 months, e85Cal every 4 months. The most recent releases landed on October 7, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | AP Racing | e85Cal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (35 ratings)](https://appshunter.io/ios/app/e85cal/id1470313135/reviews)** |
| Number of ratings | — | **35** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 17 MB | 15 MB |
| Requires iOS | 14.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tracetoo s.r.l](https://appshunter.io/developer/1435792920) | [Michael Joe](https://appshunter.io/developer/1132486512) |

## What reviewers say

### AP Racing

[App page](https://appshunter.io/ios/app/ap-racing/id1118960069)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 AP Racing free?

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

### Is e85Cal free?

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

### Do AP Racing or e85Cal have ads?

Neither AP Racing nor e85Cal shows ads.

### Which is updated more often, AP Racing or e85Cal?

AP Racing ships an update every 8 months, and e85Cal every 4 months. Most recently, AP Racing was updated on October 7, 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.*