# FORScan Viewer vs GWSMARTBT

The clearest difference is rating: GWSMARTBT at 3.3 against FORScan Viewer's 2.7. GWSMARTBT also leads on review sentiment (46% vs 32%) and update cadence (every 5 weeks vs every 3 months). FORScan Viewer's advantage is monetization model (free vs paid) and iOS requirement (9.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

GWSMARTBT holds the better App Store score, 3.3 against 2.7. Both are backed by a comparable volume of ratings — 105 and 68 respectively. Written reviews point the same way: 32% of FORScan Viewer's written reviews are positive against 46% of GWSMARTBT's.

FORScan Viewer ships an update every 3 months, GWSMARTBT every 5 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | FORScan Viewer | GWSMARTBT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (105 ratings)](https://appshunter.io/ios/app/forscan-viewer/id1344642568/reviews) | **[3.3 (68 ratings)](https://appshunter.io/ios/app/gwsmartbt/id6484589124/reviews)** |
| Number of ratings | **105** | 68 |
| Positive reviews | 31.6% of reviews | **46.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | **Free** | Paid |
| Size | 80 MB | 1.3 GB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aleksei Savin](https://appshunter.io/developer/892347086) | [Apex Tool Group](https://appshunter.io/developer/1401209994) |

## 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


### GWSMARTBT

[App page](https://appshunter.io/ios/app/gwsmartbt/id6484589124)

This diagnostic tool offers advanced vehicle system scanning and bidirectional control for automotive technicians. It provides 23 professional reset functions and live data mapping, eliminating the need for expensive alternatives. Enjoy comprehensive coverage, a 2-year warranty, and free lifetime software updates.

**Highlights:** Full system diagnostics, Bidirectional programming, 23 pro reset functions, Live data mapping, OE level diagnostics, Free lifetime software updates

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FORScan Viewer free?

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

### Is GWSMARTBT free?

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

### Which has better reviews, FORScan Viewer or GWSMARTBT?

GWSMARTBT is rated higher. FORScan Viewer averages 2.7 out of 5 from 105 ratings, while GWSMARTBT averages 3.3 from 68 ratings.

### Do FORScan Viewer or GWSMARTBT have ads?

Neither FORScan Viewer nor GWSMARTBT shows ads.

### Which is updated more often, FORScan Viewer or GWSMARTBT?

FORScan Viewer ships an update every 3 months, and GWSMARTBT every 5 weeks. Most recently, FORScan Viewer was updated on November 2, 2026 and GWSMARTBT on November 4, 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.*