# e85Cal vs xDelete

The clearest difference is monetization model: e85Cal at free against xDelete's paid. e85Cal also leads on review sentiment (82% vs 73%) and iOS requirement (12.1 vs 15.0). xDelete's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (496 vs 35). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for e85Cal against 4.7 for xDelete. That said, the two scores are not equally well evidenced: xDelete has 496 ratings behind it against 35, so its average is the more settled of the two. Written reviews are what separate them: 82% of e85Cal's written reviews are positive against 73% of xDelete's.

e85Cal ships an update every 4 months, xDelete fortnightly. The most recent releases landed on July 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | e85Cal | xDelete |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (35 ratings)](https://appshunter.io/ios/app/e85cal/id1470313135/reviews) | [4.7 (496 ratings)](https://appshunter.io/ios/app/xdelete/id1471996797/reviews) |
| Number of ratings | 35 | **496** |
| Positive reviews | **81.8% of reviews** | 73.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | **Free** | Paid |
| Size | 15 MB | 266 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Joe](https://appshunter.io/developer/1132486512) | [xAutomotive GmbH](https://appshunter.io/developer/1471996796) |

## What reviewers say

### 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


### xDelete

[App page](https://appshunter.io/ios/app/xdelete/id1471996797)

This app allows you to switch between AWD, AWD Sport, and RWD modes in your BMW xDrive vehicle. You can also customize power distribution. It's a safe and reversible process that doesn't trigger fault codes or require hardware installation.

**Highlights:** Switch between AWD, AWD Sport, and RWD, Customize power distribution, Supports most BMWs (2004-2021), No hardware installation required, 100% safe and reversible, Not detectable by dealers

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Works as described
- 👍 Easy to use
- 👍 Great customer service
- 👍 3 years strong
- 👍 Wonder app

**What reviewers complain about**

- 🐛 No support, account deleted after refund request
- 🐛 App wont load
- 🐛 Has not been working
- 🐛 Not compatible BMW X62014
- 🐛 Glitches

**Reported bugs**

- Login screen freezes
- Incompatible with older devices
- App becomes completely unresponsive until reinstalled
- Cannot switch back to xdrive after flashing to rwd

**Requested features**

- Add 2WD only setting
- Dark mode option
- Advanced analytics dashboard


## Frequently asked questions

### Is e85Cal free?

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

### Is xDelete free?

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

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

e85Cal and xDelete are both rated 4.7 out of 5 on the App Store, from 35 and 496 ratings respectively.

### Do e85Cal or xDelete have ads?

Neither e85Cal nor xDelete shows ads.

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

e85Cal ships an update every 4 months, and xDelete fortnightly. Most recently, e85Cal was updated on July 23, 2026 and xDelete on September 22, 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.*