# CL6 vs 034SPI

The clearest difference is rating: 034SPI at 4.2 against CL6's 3.0. CL6's advantage is ratings volume (273 vs 42) and iOS requirement (9.3 vs 12.2). On price, review sentiment, 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.

034SPI holds the better App Store score, 4.2 against 3.0. That said, the two scores are not equally well evidenced: CL6 has 273 ratings behind it against 42, so its average is the more settled of the two. Written reviews point the same way: 50% of CL6's written reviews are positive against 55% of 034SPI's.

CL6 ships an update monthly, 034SPI every 2 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | CL6 | 034SPI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (273 ratings)](https://appshunter.io/ios/app/cl6/id1221007547/reviews) | **[4.2 (42 ratings)](https://appshunter.io/ios/app/034spi/id6468930588/reviews)** |
| Number of ratings | **273** | 42 |
| Positive reviews | 49.5% of reviews | **55.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 123 MB | 124 MB |
| Requires iOS | **9.3** | 12.2 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Distribution Automobilite Inc](https://appshunter.io/developer/1126478871) | [034motorsport Industries, LLC](https://appshunter.io/developer/1699254218) |

## What reviewers say

### CL6

[App page](https://appshunter.io/ios/app/cl6/id1221007547)

This system allows you to remotely control your vehicle's functions, including locking/unlocking doors, starting/stopping the engine, and locating your car. It requires a hardware purchase and professional installation, but offers convenient control via your smartphone or smartwatch.

**Highlights:** Remote engine start/stop, Keyless entry and trunk release, Vehicle GPS location, Security system arming/disarming, Customizable auxiliary functions, Push notifications for alerts, Apple Watch compatibility

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Reliable remote start
- 👍 Convenient app features
- 🔒 Secure access
- 💡 Helpful GPS tracking
- 🚗 Works with various vehicles

**What reviewers complain about**

- 🐛 Frequent app crashes
- 🔄 Slow refresh/connectivity issues
- 🔋 Unreliable battery status
- 🔒 Lack of security notifications
- 🤖 Poor customer support

**Reported bugs**

- App not working after updates
- Inconsistent lock/unlock status
- GPS location not updating properly
- Subscription renewal issues

**Requested features**

- Scheduled remote start
- Integration with Siri/Google Assistant
- Ability to open car location in maps
- Apple Watch app
- Customizable app interface


### 034SPI

[App page](https://appshunter.io/ios/app/034spi/id6468930588)

This app allows users to flash their car's ECU/TCU, change fuel maps, and configure live data displays. It also provides diagnostic tools like reading and clearing DTC codes. Compatible with Dynamic+ ECU/TCU tunes and the Dynamic+ End User Flashing Dongle.

**Highlights:** Flash ECU/TCU tunes, Change fuel octane/transmission files, Configure live data displays, High-speed data logging, Read & clear DTC codes, Perform adaptations/recalibrations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CL6 free?

CL6 is free to download, with no in-app purchases.

### Is 034SPI free?

034SPI is free to download, with no in-app purchases.

### Which has better reviews, CL6 or 034SPI?

034SPI is rated higher. CL6 averages 3.0 out of 5 from 273 ratings, while 034SPI averages 4.2 from 42 ratings.

### Do CL6 or 034SPI have ads?

Neither CL6 nor 034SPI shows ads.

### Which is updated more often, CL6 or 034SPI?

CL6 ships an update monthly, and 034SPI every 2 weeks. Most recently, CL6 was updated on October 6, 2026 and 034SPI on October 7, 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.*