My vs Overkill Solar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
My
Monitor your battery's health and performance in real-time. This system provides detailed insights into voltage, current, and individual cell status, helping to ensure safety and extend battery life through Bluetooth connectivity.
- Real-time voltage, current, and power display
- Individual battery voltage and alarm status
- Battery management system device control
- Automatic series and parallel data calculation
- Bluetooth connectivity
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My - BMS intelligent battery management system and active equalizer through bluetooth connection, realize to monitor battery status, real-time collecting the information in the storage, processing, battery operation process, the exchange of information with external equipment, to solve the safety of the lithium battery system, ease of use, and the service life of the key problems, achieve prolong the service life of batteries, to improve the stability of the battery after the group. 1. Display real-time voltage, current, power, internal resistance and other parameters in the form of instrument panel and digital display; 2. Display the real-time voltage and alarm status of all individual batteries. If the alarm or protection value is triggered, an alarm is generated. 3. Battery management system device control. 4. Automatic calculation of series and parallel voltage current and other related data I hope MY-BMS can help you learn more about the convenience of battery use
Overkill Solar
This app connects to a solar battery management system to provide detailed monitoring and control. Users can track cell voltage, capacity, current, and manage charging/discharging ports. It also offers advanced configuration options for calibration, balancing, and protection settings.
- Monitor cell voltage and capacity
- Control charging and discharging ports
- Calibrate voltage and current
- Configure balancer and protection values
- Log voltage, current, and power
- Monitor BMS alarms and temperature
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Overkill Solar iOS App allows users to connect with the Overkill Solar Battery Management System (BMS). It can monitor voltage of the cells, total capacity, charging and discharging current, and switch the charging and discharging ports on or off. Features: - change bluetooth advertising name - unlock hardware protected BMS - save or load BMS configurations - calibrate cells voltage and charging or discharging current - log maximum or minimum voltage, current and power - enable and configure the balancer - modify the capacity settings - monitor temperature - monitor BMS alarms - import and export .fig files - set level 2 and 3 advanced protection values
Screenshots
Verdict
The clearest difference is review sentiment: Overkill Solar at 100% against My's 50%. Overkill Solar also leads on rating (4.7 vs 3.2). My's advantage is update cadence (every 9 days vs every 4 months) and iOS requirement (11.0 vs 13.4). On price, ratings volume, 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.
Overkill Solar holds the better App Store score, 4.7 against 3.2. Both are backed by a comparable volume of ratings — 6 and 16 respectively. Written reviews point the same way: 50% of My's written reviews are positive against 100% of Overkill Solar's.
My ships an update every 9 days, Overkill Solar every 4 months. The most recent releases landed on July 17, 2026 and August 18, 2026 respectively.
| Parameter | My | Overkill Solar |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (6 ratings) | 4.7 (16 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 6 | 16 — better |
| Update frequency | Every 9 days — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 46 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Tianqin New Energy Technology Co., Ltd. | Overkill Solar LLC |
Customer experience
My
Overkill Solar
In-app purchases
My
No in-app purchases
Overkill Solar
No in-app purchases
