# Engine Link LE vs UniE85 Manager

The clearest difference is review sentiment: UniE85 Manager at 100% against Engine Link LE's 46%. UniE85 Manager also leads on rating (4.9 vs 3.2) and update cadence (every 2 months vs every 6 months). On price, ratings volume, 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.

UniE85 Manager holds the better App Store score, 4.9 against 3.2. Both are backed by a comparable volume of ratings — 12 and 27 respectively. Written reviews point the same way: 46% of Engine Link LE's written reviews are positive against 100% of UniE85 Manager's.

Engine Link LE ships an update every 6 months, UniE85 Manager every 2 months. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Engine Link LE | UniE85 Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (12 ratings)](https://appshunter.io/ios/app/engine-link-le/id1222128102/reviews) | **[4.9 (27 ratings)](https://appshunter.io/ios/app/unie85-manager/id6450461419/reviews)** |
| Number of ratings | 12 | **27** |
| Positive reviews | 46.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 9 MB | 23 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [K SOLUTION LLC](https://appshunter.io/developer/289670447) | [Corporation Unitronic Inc](https://appshunter.io/developer/1693388679) |

## What reviewers say

### Engine Link LE

[App page](https://appshunter.io/ios/app/engine-link-le/id1222128102)

Transform your iPhone into a vehicle diagnostics tool. Monitor real-time performance, read and clear fault codes, and customize gauges to display the data you need. Requires a LELink adapter for OBD2 connection.

**Highlights:** Real-time vehicle data display, Read and clear OBD fault codes, Customizable gauges and dashboard, MPG widget and fuel efficiency tracking, Heads-up display (HUD) mode, Horsepower, torque, and acceleration metrics, Support for various OBD-II/EOBD vehicles

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

**In-app purchases:** none


### UniE85 Manager

[App page](https://appshunter.io/ios/app/unie85-manager/id6450461419)

Monitor your vehicle's ethanol content wirelessly via Bluetooth. Calculate fuel blends for optimal performance and integrate data over your car's CAN-BUS with compatible hardware. Requires specific modules and software for full functionality.

**Highlights:** Wireless ethanol content viewing, CAN-BUS integration, E85 Mix Calculator, Bluetooth connectivity, Fuel blend calculations

**In-app purchases:** none


## Frequently asked questions

### Is Engine Link LE free?

Engine Link LE is free to download, with no in-app purchases.

### Is UniE85 Manager free?

UniE85 Manager is free to download, with no in-app purchases.

### Which has better reviews, Engine Link LE or UniE85 Manager?

UniE85 Manager is rated higher. Engine Link LE averages 3.2 out of 5 from 12 ratings, while UniE85 Manager averages 4.9 from 27 ratings.

### Do Engine Link LE or UniE85 Manager have ads?

Neither Engine Link LE nor UniE85 Manager shows ads.

### Which is updated more often, Engine Link LE or UniE85 Manager?

Engine Link LE ships an update every 6 months, and UniE85 Manager every 2 months. Most recently, Engine Link LE was updated on October 10, 2026 and UniE85 Manager on October 11, 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.*