WATTS Battery vs EWATT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WATTS Battery
This application enables communication with a smart, portable energy storage module. It allows users to store solar energy and utilize it when needed, serving as an alternative to generators or an intelligent home energy management system.
- Communicate with WattsBattery module
- Store and manage solar energy
- Alternative to gasoline generators
- Intelligent home energy management
- Modular energy storage system
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App to communicate with WattsBattery module - a smart, portable energy storage, which combines all the functionalities of a large, stationary energy storage system in one modular case. WATTS allows you to store solar energy and give it back at a time when it's really needed. Use it as an alternative for a gasoline generator or as an intelligent storage and energy management system for your home. Each module is a full-featured power supply and energy management system. We have combined all components in a single package so that the device can be used immediately from the box.
EWATT
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本应用是用于智能锂电池管理系统的工具软件。App使用低功耗蓝牙与电池管理系统（BMS）建立连接，可通过手机设备读取电池信息。
Screenshots
Verdict
WATTS Battery and EWATT are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
WATTS Battery ships an update monthly, EWATT every 2 months. Both last shipped on October 9, 2026.
| Parameter | WATTS Battery | EWATT |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 26 MB | 24 MB |
| Age rating | 4+ | 17+ |
| Developer | Uatts Beteri, OOO | 帆 刘 |
In-app purchases
WATTS Battery
No in-app purchases
EWATT
No in-app purchases
