Diag vs VIN decoder & VIN code scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diag
This diagnostic software package works with the MaxiAP200 to provide diagnostic functions for China vehicles. It offers a comprehensive suite of tools for vehicle maintenance and troubleshooting.
- Vehicle diagnostics
- China vehicle support
- Requires MaxiAP200
- Maintenance tools
- Troubleshooting functions
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Diagnostic software package for China vehicles, which requires to work with the main program MaxiAP200 together.
VIN decoder & VIN code scanner
Instantly decode any vehicle's VIN with this app. It offers both manual input and a VIN scanner for quick, accurate vehicle information, including auction history and average pricing.
- VIN code decoding
- Real-time VIN scanner
- VIN code recognition from text
- Auction participation check
- Average vehicle price estimation
- VIN code validation
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Our VIN Decoder & VIN Check app is the ultimate tool for checking a car's VIN code. Simply input the 17 digits of your VIN number, and our app will provide you with a wealth of information about the vehicle. To make the process even faster and more efficient, we have included a VIN scanner that can read the VIN code automatically, saving you the hassle of entering the information manually. VIN code recognition directly from text in real-time — swift, eliminating the need for picture-taking. Incredibly convenient in scenarios where a barcode is absent or obscured by pollution and other factors. For optimal functionality when using the VIN scanner, it is essential to ensure that the Vehicle Identification Number is clean and free from any contaminants. It is advisable to use a VIN recognizer in instances where the VIN code is polluted or corrupted. When utilizing the VIN recognizer, you should double-check a VIN to ensure its accuracy before proceeding with the decoding process. Enhanced VIN check - additional VIN code validation to ensure accurate entry. For those who are unfamiliar with what a VIN code is, it stands for Vehicle Identification Number, which is a unique identification code consisting of 17 symbols that are assigned to every car, bus, truck, or trailer at the time of production. Moreover, our app not only provides information about the car, but it can also tell you if the vehicle has participated in auctions and provide you with the average price of the vehicle if such data is available. With our VIN Decoder and VIN check app, you can have all the information you need about a vehicle right at your fingertips. To ensure the VIN check works correctly, make sure your network connection is active and stable. The VIN Decoder & VIN Check app is not responsible for the accuracy of the information it publishes, including technical data, features, specifications, and indicators. Manufacturers' logos, brands, and other trademarks are the property of their respective owners. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: VIN decoder & VIN code scanner at 100% against Diag's 33%. VIN decoder & VIN code scanner also leads on ratings volume (112 vs 3) and update cadence (every 3 weeks vs every 2 months). Diag's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. VIN decoder & VIN code scanner sells 2 in-app purchases, starting at $4.99 per month. Diag asks for nothing beyond the download.
Diag holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: VIN decoder & VIN code scanner has 112 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 33% of Diag's written reviews are positive against 100% of VIN decoder & VIN code scanner's, so the app with the better star average is not the one people write more warmly about.
Diag ships an update every 2 months, VIN decoder & VIN code scanner every 3 weeks. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.
| Parameter | Diag | VIN decoder & VIN code scanner |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 4.7 (112 ratings) |
| Positive reviews | 33.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 | 112 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 245 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Autel Intelligent Technology Co., Ltd. | Vitaliy Mischenko |
Customer experience
Diag
VIN decoder & VIN code scanner
In-app purchases
Diag
No in-app purchases
VIN decoder & VIN code scanner
- Premium Access for a month$4.991 Month
- Premium Access for a year$49.991 Year
Questions
Is Diag free?
Is VIN decoder & VIN code scanner free?
Which has better reviews, Diag or VIN decoder & VIN code scanner?
Do Diag or VIN decoder & VIN code scanner have ads?
Which is updated more often, Diag or VIN decoder & VIN code scanner?
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