# ECU Connect vs LEDShow

The clearest difference is rating: ECU Connect at 4.0 against LEDShow's 2.6. ECU Connect also leads on review sentiment (62% vs 29%) and update cadence (every 3 weeks vs every 2 months). LEDShow's advantage is iOS requirement (10.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ECU Connect holds the better App Store score, 4.0 against 2.6. That said, the two scores are not equally well evidenced: ECU Connect has 88 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 62% of ECU Connect's written reviews are positive against 29% of LEDShow's.

ECU Connect ships an update every 3 weeks, LEDShow every 2 months. The most recent releases landed on October 13, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | ECU Connect | LEDShow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (88 ratings)](https://appshunter.io/ios/app/ecu-connect/id1140860609/reviews)** | [2.6 (16 ratings)](https://appshunter.io/ios/app/ledshow/id1521510423/reviews) |
| Number of ratings | **88** | 16 |
| Positive reviews | **62.1% of reviews** | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 83 MB | 23 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EcuTek Technologies Ltd](https://appshunter.io/developer/1140860608) | [伟民 胡](https://appshunter.io/developer/1521252202) |

## What reviewers say

### ECU Connect

[App page](https://appshunter.io/ios/app/ecu-connect/id1140860609)

This app allows you to program tuned files directly to your car's ECU using your phone. It also provides real-time engine performance monitoring and customizable dashboards. A Bluetooth interface is required for full functionality.

**Highlights:** Program tuned ECU files wirelessly, Real-time engine performance monitoring, Customizable parameter dashboards, Log engine data with GPS coordinates, Adjust RaceROM features on the fly, Connects via Bluetooth Vehicle Interface

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for tuning
- 💪 Allows map switching
- 📱 Customizable dashboard
- 🚀 Fast performance
- 🔧 Works with hardware

**What reviewers complain about**

- ⚠️ Throttle sensitivity restriction
- 😵 Finicky flashing process
- 🚫 No transmission logging
- 📱 Requires phone for display
- 🐛 Boost gauge not working

**Reported bugs**

- App kicks you out when changing background
- Refusals to flash citing nonexistent problems
- Super finicky about battery voltage
- Zero transmission logging
- Latest firmware update no longer allowing app to read car interface on iOS

**Requested features**

- CarPlay support
- Android Auto support
- CarPlay widget
- Widget for iOS home screen
- Landscape dashboard view


### LEDShow

[App page](https://appshunter.io/ios/app/ledshow/id1521510423)

Control multiple LED light strips with various dimming, color, and mode adjustments. Synchronize lights with music and set custom timers for automated lighting. Offers independent control for each light strip.

**Highlights:** Multi-function dimming and color adjustment, Independent control of multiple light strips, Music synchronization for lighting effects, Customizable timing functions, Mode switching

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECU Connect free?

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

### Is LEDShow free?

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

### Which has better reviews, ECU Connect or LEDShow?

ECU Connect is rated higher. ECU Connect averages 4.0 out of 5 from 88 ratings, while LEDShow averages 2.6 from 16 ratings.

### Do ECU Connect or LEDShow have ads?

Neither ECU Connect nor LEDShow shows ads.

### Which is updated more often, ECU Connect or LEDShow?

ECU Connect ships an update every 3 weeks, and LEDShow every 2 months. Most recently, ECU Connect was updated on October 13, 2026 and LEDShow on October 21, 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.*