# Tune Delivery Network (TDN) vs Vicrez

The clearest difference is rating: Vicrez at 5.0 against Tune Delivery Network (TDN)'s 2.5. Vicrez also leads on iOS requirement (10.0 vs 13.1). Tune Delivery Network (TDN)'s advantage is ratings volume (37 vs 2). 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.

Vicrez holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: Tune Delivery Network (TDN) has 37 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Tune Delivery Network (TDN) | Vicrez |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (37 ratings)](https://appshunter.io/ios/app/tune-delivery-network-tdn/id1590560864/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/vicrez/id6444757768/reviews)** |
| Number of ratings | **37** | 2 |
| Positive reviews | 14.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Free | Free |
| Size | 61 MB | 39 MB |
| Requires iOS | 13.1 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HP Tuners LLC](https://appshunter.io/developer/1767627066) | [Qingdao MagicAir Intelligent Technology Company limited](https://appshunter.io/developer/1171164513) |

## What reviewers say

### 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


### Vicrez

[App page](https://appshunter.io/ios/app/vicrez/id6444757768)

This app allows users to control and manage performance settings for their devices. It offers a streamlined interface for optimizing various functions.

**Highlights:** Performance control, Device management, Optimization settings, Streamlined interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

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

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

### Is Vicrez free?

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

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

Vicrez is rated higher. Tune Delivery Network (TDN) averages 2.5 out of 5 from 37 ratings, while Vicrez averages 5.0 from 2 ratings.

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

Neither Tune Delivery Network (TDN) nor Vicrez shows ads.

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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.*