B vs Delta Drive Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
B
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B-iSolar京东方光伏电站营维系统是为了解决多地多电站的集中运维问题而建设的一款集电站信息化、智能化、无人化为一体的营维系统
Delta Drive Tool
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Delta Drive Tool provides an advanced interface for applications using Delta AC drives. It allows the user to read and modify system configuration, and performance while commissioning application. The user can also read diagnostic and real time data, troubleshoot the system and send system reports on demand.
Screenshots
Verdict
The clearest difference is update cadence: B at every 3 weeks against Delta Drive Tool'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.
B ships an update every 3 weeks, Delta Drive Tool every 7 months. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.
| Parameter | B | Delta Drive Tool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 44 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | BOE Energy Technology Co., Ltd. | Delta Electronics, Inc. |
In-app purchases
B
No in-app purchases
Delta Drive Tool
No in-app purchases
