# E vs HIGH MANAGER

The clearest difference is rating: E at 3.9 against HIGH MANAGER's 1.6. E also leads on review sentiment (46% vs 17%). HIGH MANAGER's advantage is iOS requirement (11.0 vs 16.0). On price, ratings volume, 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.

E holds the better App Store score, 3.9 against 1.6. Both are backed by a comparable volume of ratings — 24 and 12 respectively. Written reviews point the same way: 46% of E's written reviews are positive against 17% of HIGH MANAGER's.

E ships an update every 4 months, HIGH MANAGER every 2 months. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | E | HIGH MANAGER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (24 ratings)](https://appshunter.io/ios/app/e-tuner-4/id1579096205/reviews)** | [1.6 (12 ratings)](https://appshunter.io/ios/app/high-manager/id1641621950/reviews) |
| Number of ratings | **24** | 12 |
| Positive reviews | **46.2% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 51 MB | 15 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edelbrock Corp](https://appshunter.io/developer/1579096297) | [QI Automotive Co.,Ltd](https://appshunter.io/developer/1635704762) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-tuner-4/id1579096205)

This app connects wirelessly to an EFI system, allowing users to monitor engine data and adjust various settings like air-fuel ratios and ignition timing. It offers a setup wizard for initial calibration and advanced tuning options for performance optimization.

**Highlights:** Bluetooth ECU communication, Live tuning of ECU settings, Real-time engine and sensor data monitoring, Setup Wizard for base calibration, Advanced tuning functions, Diagnostic troubleshooting page, Vivid gauge displays

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

**In-app purchases:** none


### HIGH MANAGER

[App page](https://appshunter.io/ios/app/high-manager/id1641621950)

This utility app allows users to set and monitor air pressure for suspension systems. It aims to optimize the user experience by matching set pressure to current conditions.

**Highlights:** Set air pressure, Display pressure value, Match pressure to conditions, Optimize suspension experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is HIGH MANAGER free?

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

### Which has better reviews, E or HIGH MANAGER?

E is rated higher. E averages 3.9 out of 5 from 24 ratings, while HIGH MANAGER averages 1.6 from 12 ratings.

### Do E or HIGH MANAGER have ads?

Neither E nor HIGH MANAGER shows ads.

### Which is updated more often, E or HIGH MANAGER?

E ships an update every 4 months, and HIGH MANAGER every 2 months. Most recently, E was updated on October 14, 2026 and HIGH MANAGER on October 20, 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.*