yBMS vs LTW BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
yBMS
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App通过蓝牙连接电池，读取电池组的信息并加以直观的显示。
LTW BMS
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The LTW BMS is connected to the battery pack through Bluetooth to monitor the status of the battery pack and provide monitoring means for the management of the lithium battery system. 1. Real-time display of SOC, voltage, current, temperature and other battery pack information in the form of ring and digital display; 2. Displays the real-time voltage of a single battery, protection status and alarm status of the battery string. 3. Display the status of the charge/discharge switch and battery balance.
Screenshots
Verdict
The clearest difference is iOS requirement: LTW BMS at 9.0 against yBMS's 11.0. On price, update cadence, ads and in-app purchases 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.
yBMS ships an update every 13 months, LTW BMS every 14 months. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.
| Parameter | yBMS | LTW BMS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 17 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 珉媛 杨 | Shenzhen LTW Electronic Technology Co., Ltd. |
In-app purchases
yBMS
No in-app purchases
LTW BMS
No in-app purchases
