Cummins Guidanz vs WebCheck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cummins Guidanz
This app provides genuine service products and capabilities for Cummins equipment. It helps speed up repairs and improve customer uptime by offering fault code information, diagnostic tools, and repair guidance. It requires a Cummins datalink adapter for full functionality.
- Equipment dataplate information
- Prioritized Cummins fault codes
- Route Parameter Manager diagnosis
- J1939 fault code reading
- Information sharing via email
- Immediate Assessment feature (subscription)
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Cummins Guidanz™ is a new suite of genuine service products, features and capabilities available from Cummins. Visit https://www.cummins.com/parts-and-service/digital-products-and-services/guidanz to learn more about Guidanz. The Guidanz mobile app helps you speed up the repair process and improve customer uptime. Among the features are the following: • Equipment and device dataplate information • Prioritized Cummins fault codes and descriptions • Ability to share any information in the app via email • Route Parameter Manager diagnosis, repair and update functionality • Read industry standard J1939 fault codes for all connected devices • English, Spanish, and French language support – Cummins certified service providers who subscribe to the Immediate Assessment feature of Guidanz also have access to: • Prioritized faults and the top three most likely root causes • Estimated service times • A history of recently retrieved information, faults, and analysis right on your phone • The ability to turn assessments into Guidanz Job Orders to track the equipment throughout the service event To use Guidanz you will need a Cummins INLINE™ datalink adapter. Simply plug either the INLINE 7 or the new INLINE mini wireless adapter into the J1939 connector on the vehicle or equipment, and then connect to your phone or tablet via Bluetooth®. For more information or to purchase adapters, visit https://www.cummins.com/parts-and-service/digital-products-and-services/inline Some features will require a functioning Internet connection at the time of service. Stay tuned for additional updates as Cummins works to provide you a simple, user-friendly, guided workflow. You will be able to seamlessly share critical information about servicing Cummins engines and related equipment across multiple platforms, and with your whole service team.
WebCheck
This app allows users to submit fluid sample data and QR codes for machinery and equipment to oil analysis labs. It provides access to past sample data and enables modifications or additions to submissions.
- Submit SIF data
- Scan QR-Codes for samples and equipment
- View and take scheduled oil analysis samples
- Access past 90 days of sample data
- Modify or delete submitted samples
- Add fluid and equipment information
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WebCheck is a companion app to WebCheck v2.3 from WearCheck. The Oil Analysis app is a serious tool for taking and submitting your fluid samples to WearCheck oil analysis labs. Key features: - Submit SIF (Sample Information Form) data through the app - Scan sample bottle QR-Codes - Scan machinery and equipment asset tag QR-Codes - View and take oil analysis samples from your scheduled sample runs - View submitted oil analysis sample data during the past 90 days - Modify or delete submitted samples (to correct errors) - Add new fluid information to your oil analysis sample submissions - Add new equipment, machines and components to your account
Screenshots
Verdict
The clearest difference is rating: WebCheck at 3.5 against Cummins Guidanz's 3.1. WebCheck also leads on update cadence (every 5 weeks vs every 3 months) and review sentiment (33% vs 21%). Cummins Guidanz's advantage is ratings volume (49 vs 8). On price, ads, in-app purchases and monetization model 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.
WebCheck holds the better App Store score, 3.5 against 3.1. That said, the two scores are not equally well evidenced: Cummins Guidanz has 49 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 21% of Cummins Guidanz's written reviews are positive against 33% of WebCheck's.
Cummins Guidanz ships an update every 3 months, WebCheck every 5 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Cummins Guidanz | WebCheck |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (49 ratings) | 3.5 (8 ratings) — better |
| Positive reviews | 21.4% of reviews | 33.3% of reviews — better |
| Number of ratings | 49 — better | 8 |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 365 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Cummins Inc. | WearCheck International |
Customer experience
Cummins Guidanz
WebCheck
In-app purchases
Cummins Guidanz
No in-app purchases
WebCheck
No in-app purchases









