# Flashtech ColorFuse vs Tune Delivery Network (TDN)

The clearest difference is rating: Flashtech ColorFuse at 4.4 against Tune Delivery Network (TDN)'s 2.5. Flashtech ColorFuse also leads on review sentiment (50% vs 14%) and iOS requirement (11.0 vs 13.1). Tune Delivery Network (TDN)'s advantage is update cadence (fortnightly vs every 36 months) and ratings volume (36 vs 5). 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.

Flashtech ColorFuse holds the better App Store score, 4.4 against 2.5. That said, the two scores are not equally well evidenced: Tune Delivery Network (TDN) has 36 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 50% of Flashtech ColorFuse's written reviews are positive against 14% of Tune Delivery Network (TDN)'s.

Flashtech ColorFuse ships an update every 36 months, Tune Delivery Network (TDN) fortnightly. The most recent releases landed on October 6, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Flashtech ColorFuse | Tune Delivery Network (TDN) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/flashtech-colorfuse/id1295488770/reviews)** | [2.5 (36 ratings)](https://appshunter.io/ios/app/tune-delivery-network-tdn/id1590560864/reviews) |
| Number of ratings | 5 | **36** |
| Positive reviews | **50.0% of reviews** | 14.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 16 MB | 61 MB |
| Requires iOS | **11.0** | 13.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stephen Gordan](https://appshunter.io/developer/1295488769) | [HP Tuners LLC](https://appshunter.io/developer/1767627066) |

## What reviewers say

### Flashtech ColorFuse

[App page](https://appshunter.io/ios/app/flashtech-colorfuse/id1295488770)

Control advanced LED lighting systems with this app. Features include camera color matching, custom sequence creation, music synchronization, and multi-zone control. Requires Bluetooth 4.0 or higher.

**Highlights:** Camera color match, Custom sequence creation, Multiple music functions, Control multiple lighting zones, Bluetooth 4.0+ support

**Features:** macOS Compatibility

**In-app purchases:** none


### Tune Delivery Network (TDN)

[App page](https://appshunter.io/ios/app/tune-delivery-network-tdn/id1590560864)

This application allows users to receive custom vehicle tunes from their tuner via a compatible TDN delivery device. It facilitates the transfer of performance tuning files directly to your vehicle's tuner. A specific TDN-compatible hardware device is necessary to use this service.

**Highlights:** Receive custom vehicle tunes, Works with TDN devices, Direct tune delivery, Requires compatible hardware

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Flashing tunes fast and easy
- 🚀 Convenient for tuning without a Windows PC
- 👍 Great for remote tuning and diagnostics
- 👍 Works well when tuner sends file

**What reviewers complain about**

- 🐛 Constant connectivity issues
- 🐛 Crashes and freezes frequently
- 🐛 Glitchy and inconsistent performance
- 🐛 Bluetooth disconnection problems
- 🐛 Sync and file transfer issues

**Reported bugs**

- App crashes when trying to read/clear codes or connect to device
- Fails to load tunes or read vehicle data
- Bluetooth connectivity issues prevent basic functions
- Sync and file transfer problems

**Requested features**

- Allow uploading tunes from tuner for personal use
- Add basic tuning functions like KAM reset and crank relearn
- Improve data log viewing and management capabilities


## Frequently asked questions

### Is Flashtech ColorFuse free?

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

### Is Tune Delivery Network (TDN) free?

Tune Delivery Network (TDN) is free to download, with no in-app purchases.

### Which has better reviews, Flashtech ColorFuse or Tune Delivery Network (TDN)?

Flashtech ColorFuse is rated higher. Flashtech ColorFuse averages 4.4 out of 5 from 5 ratings, while Tune Delivery Network (TDN) averages 2.5 from 36 ratings.

### Do Flashtech ColorFuse or Tune Delivery Network (TDN) have ads?

Neither Flashtech ColorFuse nor Tune Delivery Network (TDN) shows ads.

### Which is updated more often, Flashtech ColorFuse or Tune Delivery Network (TDN)?

Flashtech ColorFuse ships an update every 36 months, and Tune Delivery Network (TDN) fortnightly. Most recently, Flashtech ColorFuse was updated on October 6, 2026 and Tune Delivery Network (TDN) on October 22, 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.*