E_Test vs SMART BMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E_Test
This app connects to Bluetooth meters to display real-time voltage, current, and power consumption. It allows users to view historical data through curves and supports DC, AC, and USB meters for simple, direct connection.
- Real-time voltage, current, power display
- View power consumption curves
- Connects to DC, AC, USB meters
- Simple Bluetooth connection
- Historical data viewing
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etest是一款连接蓝牙电表后可以实时查看电压电流功耗的app,查看电压电流功耗曲线。可连接直流交流usb三种表。使用非常简单,连接电表即可。
SMART BMS
Connect to and manage your lithium battery via Bluetooth. Monitor battery status, query information, and set safety parameters. Receive alerts for battery faults and track their occurrences.
- Bluetooth battery connection
- Battery status query
- Fault alarm monitoring
- Safety parameter settings
- Password protection for settings
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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: SMART BMS at 2.1 against E_Test's 1.8. E_Test's advantage is iOS requirement (9.0 vs 11.0). On price, review sentiment, ratings volume and ads 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.
SMART BMS holds the better App Store score, 2.1 against 1.8. Both are backed by a comparable volume of ratings — 31 and 76 respectively. Written reviews point the same way: 15% of E_Test's written reviews are positive against 17% of SMART BMS's.
| Parameter | E_Test | SMART BMS |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (31 ratings) | 2.1 (76 ratings) — better |
| Positive reviews | 15.4% of reviews | 17.3% of reviews — better |
| Number of ratings | 31 | 76 — better |
| Update frequency | — | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 20 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | 杰 唐 | 所兵 邱 |
Customer experience
E_Test
SMART BMS
Bugs and requests
E_Test
Not enough reviews yet to summarise bugs or requests.
SMART BMS
Reported bugs
5 issues- Bluetooth connectivity problems
- Incorrect series/parallel configuration display
- Firmware update issues
- Inconsistent data readings
- Inability to change settings
Requested features
5 requests- Dark mode option
- Logging and historical data
- Better parameter customization
- Improved battery monitoring metrics
- Apple Watch support
In-app purchases
E_Test
No in-app purchases
SMART BMS
No in-app purchases








