Diag vs DNT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diag
This diagnostic software package is designed for Volkswagen vehicles. It requires the MaxiAP200 main program to function and provides diagnostic capabilities for your car.
- Volkswagen vehicle diagnostics
- Requires MaxiAP200
- Diagnostic software package
- Vehicle system analysis
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Diagnostic software package for VW vehicles, which requires to work with the main program MaxiAP200 together.
DNT
This application connects to a proprietary digital scope via Wi-Fi to provide video preview and management of recorded videos and photos. It also offers ballistic calculation settings and basic digital scope functions like video recording control and zeroing.
- Wi-Fi connection to digital scope
- Video preview
- Video recording control
- Zeroing function
- Recorded video/photo management
- Ballistic calculation settings
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The APP can be used to connect to the our digital scope with Wi-Fi (The digital scope is manufactured by us), and has the following main functions. Video preview Basic digital scope functions, include video recording control and zeroing Recorded video/photo management Ballistic calculation settings Note: The digital scope is a pure optical tool, and our APP only do the calculation parameter settings and data management. It does not control the mechanic motion apart from our digital scope of any sort.
Screenshots
Verdict
Diag and DNT both sit at 3.1 stars, but that hides the real split: 40% of Diag's written reviews are positive against 27% of DNT's. Diag also leads on iOS requirement (13.0 vs 15.6). On price, rating, ratings volume and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 3.1 for Diag against 3.0 for DNT. Both are backed by a comparable volume of ratings — 14 and 33 respectively. Written reviews are what separate them: 40% of Diag's written reviews are positive against 27% of DNT's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.
| Parameter | Diag | DNT |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (14 ratings) — better | 3.0 (33 ratings) |
| Positive reviews | 40.0% of reviews — better | 27.3% of reviews |
| Number of ratings | 14 | 33 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 337 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | Autel Intelligent Technology Co., Ltd. | DNT Optics, LLC |
Customer experience
Diag
DNT
In-app purchases
Diag
No in-app purchases
DNT
No in-app purchases
