# FORScan Viewer vs K&N THROTTLE CONTROLLER

The clearest difference is review sentiment: K&N THROTTLE CONTROLLER at 100% against FORScan Viewer's 32%. K&N THROTTLE CONTROLLER also leads on rating (5.0 vs 2.7). FORScan Viewer's advantage is ratings volume (105 vs 2) and iOS requirement (9.0 vs 11.0). 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.

K&N THROTTLE CONTROLLER holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: FORScan Viewer has 105 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 32% of FORScan Viewer's written reviews are positive against 100% of K&N THROTTLE CONTROLLER's.

## The numbers

| Metric | FORScan Viewer | K&N THROTTLE CONTROLLER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (105 ratings)](https://appshunter.io/ios/app/forscan-viewer/id1344642568/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/k-and-n-throttle-controller/id1619389533/reviews)** |
| Number of ratings | **105** | 2 |
| Positive reviews | 31.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | Free |
| Size | 80 MB | 26 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aleksei Savin](https://appshunter.io/developer/892347086) | [KN Engineering, Inc.](https://appshunter.io/developer/1619389535) |

## What reviewers say

### FORScan Viewer

[App page](https://appshunter.io/ios/app/forscan-viewer/id1344642568)

This application allows users to read and view information about the on-board network of Ford, Mazda, Lincoln, and Mercury vehicles. It supports various OBD adapters and displays diagnostic trouble codes for all modules.

**Highlights:** Read vehicle on-board network configuration, View Diagnostic Trouble Codes (DTC), Supports Ford, Mazda, Lincoln, Mercury vehicles, Compatible with OBDLink MX+, vLinker adapters, Displays module information

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Comprehensive real-time sensor monitoring and data recording
- 📊 Detailed error code viewing and analysis capabilities
- ⚙️ Extensive vehicle customization and performance settings
- ✅ Works excellently with quality OBD2 adapters
- 🔧 Superior diagnostics compared to competing apps

**What reviewers complain about**

- 🐛 Frequent Bluetooth connectivity failures
- 🐛 WiFi connection issues and instability
- ❌ Incompatible with many popular OBD2 adapters
- 📱 iOS version severely limited compared to Windows
- ⚠️ Error codes fail to clear properly

**Reported bugs**

- App fails to detect OBD2 adapters despite successful pairing
- Bluetooth connection drops and fails to reconnect
- WiFi adapter detection not working after updates
- Error code clearing functionality non-functional
- Vehicle identification fails on certain models

**Requested features**

- Bluetooth Low Energy (BLE) adapter support
- Full feature parity between iOS and Windows versions
- Turkish language support
- Improved UI scaling for modern iPhones
- Expanded vehicle compatibility


### K&N THROTTLE CONTROLLER

[App page](https://appshunter.io/ios/app/k-and-n-throttle-controller/id1619389533)

This utility app allows drivers to customize their vehicle's throttle response. It offers multiple driving modes and sensitivity levels for personalized acceleration control, along with security features like pedal lockout and valet mode.

**Highlights:** Adjustable throttle response, Multiple driving modes (Sport, Track, Eco), Customizable sensitivity levels, Pedal lockout mode for security, Valet mode for limited acceleration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FORScan Viewer free?

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

### Is K&N THROTTLE CONTROLLER free?

K&N THROTTLE CONTROLLER is free to download, with no in-app purchases.

### Which has better reviews, FORScan Viewer or K&N THROTTLE CONTROLLER?

K&N THROTTLE CONTROLLER is rated higher. FORScan Viewer averages 2.7 out of 5 from 105 ratings, while K&N THROTTLE CONTROLLER averages 5.0 from 2 ratings.

### Do FORScan Viewer or K&N THROTTLE CONTROLLER have ads?

Neither FORScan Viewer nor K&N THROTTLE CONTROLLER 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.*