Delta iServe vs EastmanOne
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Delta iServe
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Delta iServe app will be used by Delta India Engineering, Service Engineers while commissioning, servicing and for other inspection activities of their Customers' equipment. The app will be used for capturing all the technical parameters and updating checklists of machines in the service report. The service report will be in digital form. Capturing various photographs and attachment of scanned documents can be done from the app. Maintenance history of every equipment and dashboards can be accessed from the app.
EastmanOne
Monitor solar energy systems in real-time with detailed insights into generation, battery levels, and efficiency. Receive instant notifications for rapid issue identification and maximize energy yield. Simplifies solar energy management for residential and commercial users.
- Real-time data logging
- Remote monitoring
- Historical performance analysis
- Energy generation tracking
- Battery charge level monitoring
- System efficiency insights
- Instant notifications
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Key features include real-time data logging, remote monitoring, and historical performance analysis. Users can track energy generation, battery charge levels, and system efficiency, ensuring optimal performance and rapid issue identification. The app provides instant notifications and detailed insights into inverter status, helping users maximize energy yield and minimize downtime. Whether for residential or commercial installations, our app simplifies solar energy management, making renewable energy usage more transparent and accessible. Experience the future of solar monitoring with enhanced data visualization, intuitive controls, and reliable performance tracking.
Screenshots
Verdict
The clearest difference is iOS requirement: Delta iServe at 13.0 against EastmanOne's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 25, 2026 and October 14, 2026 respectively.
| Parameter | Delta iServe | EastmanOne |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 40.0% of reviews |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 โ better | 15.6 |
| Further details โ not scored | ||
| Size | 46 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Selfservit Solutions Pvt.Ltd | Eastman Auto And Power Limited |
In-app purchases
Delta iServe
No in-app purchases
EastmanOne
No in-app purchases









