# Dakota Digital vs E

The clearest difference is rating: E at 4.0 against Dakota Digital's 3.1. E also leads on review sentiment (45% vs 13%). Dakota Digital's advantage is update cadence (monthly vs every 8 months) and iOS requirement (13.0 vs 16.0). 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.

E holds the better App Store score, 4.0 against 3.1. Both are backed by a comparable volume of ratings — 52 and 22 respectively. Written reviews point the same way: 13% of Dakota Digital's written reviews are positive against 45% of E's.

Dakota Digital ships an update monthly, E every 8 months. The most recent releases landed on September 16, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | Dakota Digital | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (52 ratings)](https://appshunter.io/ios/app/dakota-digital/id1444935257/reviews) | **[4.0 (22 ratings)](https://appshunter.io/ios/app/e-tuner-4/id1579096205/reviews)** |
| Number of ratings | **52** | 22 |
| Positive reviews | 13.3% of reviews | **45.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | Free | Free |
| Size | 43 MB | 50 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dakota Digital, Inc](https://appshunter.io/developer/1375718938) | [Edelbrock Corp](https://appshunter.io/developer/1579096297) |

## What reviewers say

### Dakota Digital

[App page](https://appshunter.io/ios/app/dakota-digital/id1444935257)

This app allows users to customize and control various Dakota Digital automotive and motorcycle systems. It offers extensive options for gauge colors, calibration, sensor data, and accessory setup, enhancing vehicle diagnostics and personalization.

**Highlights:** Customize gauge colors and themes, Calibrate gauges and warning points, Access real-time sensor data, Configure vehicle accessories, Set up and name modules, Simulated secondary display for gauge readings

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

**In-app purchases:** none


### 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

**In-app purchases:** none


## Frequently asked questions

### Is Dakota Digital free?

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

### Is E free?

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

### Which has better reviews, Dakota Digital or E?

E is rated higher. Dakota Digital averages 3.1 out of 5 from 52 ratings, while E averages 4.0 from 22 ratings.

### Do Dakota Digital or E have ads?

Neither Dakota Digital nor E shows ads.

### Which is updated more often, Dakota Digital or E?

Dakota Digital ships an update monthly, and E every 8 months. Most recently, Dakota Digital was updated on September 16, 2026 and E on August 29, 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.*