B vs iSafe
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
iSafe
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强大的数据库、顺畅的运行流畅，让客户更专业、高效的开展安全生产风险分级管控和隐患排查治理等工作的工具平台。 包含隐患排查治理，在线教育培训，证书管理，设备管理和危险化学品管理 等模块。
Screenshots
Verdict
The clearest difference is update cadence: B at every 3 weeks against iSafe's every 6 months. iSafe's advantage is iOS requirement (12.0 vs 15.6). 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, iSafe every 6 months. The most recent releases landed on September 18, 2026 and September 19, 2026 respectively.
| Parameter | B | iSafe |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | BOE Energy Technology Co., Ltd. | Suzhou Wenku Safety Technology Engineering Co., Ltd |
In-app purchases
B
No in-app purchases
iSafe
No in-app purchases
