Sentinel vs YJC Power
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sentinel
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This app reads lithium battery data via Bluetooth
YJC Power
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YJC Power lets you monitor and manage lithium battery BMS devices from your phone. Connect via Bluetooth or Wi-Fi to view real-time cell voltages, current, temperature, SOC, and protection status — all in one place. Key Features Bluetooth & Wi-Fi dual-mode connection Real-time monitoring: cell voltage, charge/discharge, MOS temp & protection state Full parameter configuration: over-voltage, under-current, equalization, temperature protection, and more Energy storage system monitoring
Screenshots
Verdict
The clearest difference is update cadence: Sentinel at weekly against YJC Power's every 4 months. YJC Power's advantage is iOS requirement (13.0 vs 17). 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.
Sentinel ships an update weekly, YJC Power every 4 months. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.
| Parameter | Sentinel | YJC Power |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17 | 13.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Guangdong Greenway Technology Co.,LTD | Shenzhen Yujiaocheng Technology Co., Ltd. |
In-app purchases
Sentinel
No in-app purchases
YJC Power
No in-app purchases
