EP vs BMS Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EP
This communication software connects controllers and inverters. It supports 485 and infrared interfaces, automatically switching content based on device name for simplified operation.
- Controller and inverter communication
- Supports 485 interface
- Supports infrared controller
- Automatic content switching
- Simplified user operation
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This product is the communication software of controller and inverter produced by Huineng Jingdian Technology Co., Ltd. It supports 485 interface controller and infrared controller. It can automatically switch the corresponding content of the current controller by reading the name of the device to simplify the user's operation difficulty.
BMS Tool
Monitor your battery management systems via Bluetooth. Supports multiple BMS types including Liontron, XiaoXiang, ANT, and Wattstunde. Offers a screen always-on mode and macOS compatibility.
- Screen Always ON mode
- Multiple BMS support
- Liontron BMS read-only
- XiaoXiang BMS read-only
- ANT BMS read-only
- Wattstunde LiFePo4 read-only
- macOS support
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Universal BMS (Battery Management) monitoring app. Actual functionality: - Screen Always ON mode - Multiple BMS View / support - Read only support for Liontron BMS - Read only support for XiaoXiang BMS - Read only support for ANT BMS - Read only support for Wattstunde LiFePo4 batteries - Support for macOS Functionality Requests please submit on GitHub.
Screenshots
Verdict
The clearest difference is review sentiment: BMS Tool at 71% against EP's 15%. BMS Tool also leads on rating (3.9 vs 2.0). EP's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence 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. BMS Tool sells 1 one-off in-app purchase. EP asks for nothing beyond the download.
BMS Tool holds the better App Store score, 3.9 against 2.0. Both are backed by a comparable volume of ratings — 23 and 7 respectively. Written reviews point the same way: 15% of EP's written reviews are positive against 71% of BMS Tool's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.
| Parameter | EP | BMS Tool |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (23 ratings) | 3.9 (7 ratings) — better |
| Positive reviews | 15.4% of reviews | 71.4% of reviews — better |
| Number of ratings | 23 — better | 7 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.2 |
| Further details — not scored | ||
| Size | 30 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | BEIJING EPSOLAR TECHNOLOGY CO., LTD. | e77code GmbH |
Customer experience
EP
BMS Tool
In-app purchases
EP
No in-app purchases
BMS Tool
- Remove Ads$1.99
