EG4 vs Balance BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EG4
This utility app monitors your device's battery health in real-time. It displays key metrics such as current, temperature, and voltage via Bluetooth connection. Keep track of your battery's vital signs to ensure optimal performance.
- Monitor battery health
- Display current, temperature, voltage
- Bluetooth connectivity
- Real-time status updates
- Device compatibility for iPhone/iPad
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EG4 is a tool app which monitor the battery health status like currency, temperature and voltage etc using bluetooth
Balance BMS
This app allows users to connect to and manage lithium batteries via Bluetooth. It provides detailed information about battery status, helps identify and manage individual battery strings, and allows for setting and reading safety parameters. Users can also monitor and be alerted to battery faults.
- Bluetooth battery connection
- Battery status query
- Identify abnormal batteries
- Set battery protection parameters
- Monitor battery fault alarms
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1. The uniqueness of the Bluetooth name ensures that users can accurately connect and manage the corresponding lithium battery; 2. Information query management can be performed on the battery, the user can query the relevant status of each string of batteries, and replace or maintain the abnormal battery; 3. Safety setting and reading battery protection parameters, user setting parameters, you need to enter a password to modify the parameters; 4. Monitor battery fault alarms and display the current faults,and the number of faults in the battery;
Screenshots
Verdict
The clearest difference is rating: Balance BMS at 4.0 against EG4's 2.3. Balance BMS also leads on iOS requirement (12.0 vs 14.0). On price, review sentiment, ratings volume and update cadence 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.
Balance BMS holds the better App Store score, 4.0 against 2.3. Both are backed by a comparable volume of ratings — 12 and 6 respectively. Written reviews point the same way: 25% of EG4's written reviews are positive against 31% of Balance BMS's.
EG4 ships an update every 3 weeks, Balance BMS every 6 weeks. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.
| Parameter | EG4 | Balance BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (12 ratings) | 4.0 (6 ratings) — better |
| Positive reviews | 25.0% of reviews | 30.8% of reviews — better |
| Number of ratings | 12 — better | 6 |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 56 MB |
| Age rating | 4+ | 17+ |
| Developer | 琼莉 吴 | 所兵 邱 |
Customer experience
EG4
Balance BMS
In-app purchases
EG4
No in-app purchases
Balance BMS
No in-app purchases
