# e85Cal vs POWERlink Suite

The clearest difference is update cadence: POWERlink Suite at every 10 days against e85Cal's every 4 months. POWERlink Suite also leads on ratings volume (1.6K vs 35). e85Cal's advantage is review sentiment (82% vs 58%) and iOS requirement (12.1 vs 16.4). 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 4.8 for POWERlink Suite. That said, the two scores are not equally well evidenced: POWERlink Suite has 1.6K 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 58% of POWERlink Suite's.

e85Cal ships an update every 4 months, POWERlink Suite every 10 days. The most recent releases landed on July 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | e85Cal | POWERlink Suite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (35 ratings)](https://appshunter.io/ios/app/e85cal/id1470313135/reviews) | **[4.8 (1.6K ratings)](https://appshunter.io/ios/app/powerlink-suite/id1598024768/reviews)** |
| Number of ratings | 35 | **1.6K** |
| Positive reviews | **81.8% of reviews** | 58.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Free | Free |
| Size | 15 MB | 105 MB |
| Requires iOS | **12.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Joe](https://appshunter.io/developer/1132486512) | [Integrated Engineering](https://appshunter.io/developer/1598024770) |

## 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


### POWERlink Suite

[App page](https://appshunter.io/ios/app/powerlink-suite/id1598024768)

Wirelessly tune your vehicle's performance using your smartphone. This app connects to a specific OBDII dongle to adjust engine parameters, monitor real-time data, and run diagnostics without a laptop.

**Highlights:** Wireless vehicle tuning, Bluetooth OBDII connection, Live gauge data monitoring, Vehicle diagnostics, Octane changes

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful tuning
- 👍 User-friendly interface
- 🚗 Convenient mobile tuning
- 🔍 Useful diagnostic tools
- 💪 Impressive performance gains

**What reviewers complain about**

- 🐛 Flashing/tuning issues
- 🔌 Connectivity problems
- 🤕 Bricked ECU/TCU
- 🕰️ Slow tuning process
- 🤔 Lack of transparency

**Reported bugs**

- Tune flashing failures
- Disconnection during tuning
- Incompatibility with certain vehicles

**Requested features**

- Carplay support
- More gauge options
- Ability to revert to previous tune versions
- Support for more vehicle models


## Frequently asked questions

### Is e85Cal free?

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

### Is POWERlink Suite free?

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

### Which has better reviews, e85Cal or POWERlink Suite?

POWERlink Suite is rated higher. e85Cal averages 4.7 out of 5 from 35 ratings, while POWERlink Suite averages 4.8 from 1.6K ratings.

### Do e85Cal or POWERlink Suite have ads?

Neither e85Cal nor POWERlink Suite shows ads.

### Which is updated more often, e85Cal or POWERlink Suite?

e85Cal ships an update every 4 months, and POWERlink Suite every 10 days. Most recently, e85Cal was updated on July 23, 2026 and POWERlink Suite 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.*