Diagnostic App vs eCummins
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diagnostic App
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Our app is a technical tool designed exclusively to support customers using Tesmec S.p.a. trencher machinery, which are complex systems for in-line excavation, civil works, laying of networks, surface mining and earthworks. The app is intended exclusively for technicians which are useing a trencher. Access requires approval from Tesmec S.p.a., which verifies user requests submitted through a form integrated into the app. The entire app and its features are accessible only after the account is approved by Tesmec S.p.a. No payment subscriptions are required. Key Features: Error Code Database: Users can input SPN and FMI codes displayed by the machine to receive a clear explanation of the error, its severity level, and suggestions for resolution. Missing Code Reporting: If a code is not present in the database, users can send a report directly to Tesmec S.p.a. for technical support and database improvement. Offline Mode: The database is stored locally on the device, ensuring access to data even without an internet connection. Database Updates: Users can update the database through a dedicated feature, available only when connected to the internet.
eCummins
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eCummins app enables efficient services for Cummins China-manufactured engines in overseas markets, covering training, service manual inquiry, parts information search and other functions.
Screenshots
Verdict
The clearest difference is update cadence: eCummins at monthly against Diagnostic App's every 7 months. On price, ads, in-app purchases and device support 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.
Diagnostic App ships an update every 7 months, eCummins monthly. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.
| Parameter | Diagnostic App | eCummins |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 14.0 |
| Further details — not scored | ||
| Size | 60 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Tesmec S.p.a. | Cummins (China) Investment Co., Ltd. |
In-app purchases
Diagnostic App
No in-app purchases
eCummins
No in-app purchases
Questions
Is Diagnostic App free?
Is eCummins free?
Do Diagnostic App or eCummins have ads?
Which is updated more often, Diagnostic App or eCummins?
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