Overkill Solar vs Renogy Tech
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Renogy Tech
This application facilitates firmware downloads, device upgrades, and vehicle configuration for RV owners. It assists in troubleshooting and repairing onboard systems, and enables bulk device configuration for OE manufacturers.
- Firmware download
- Device upgrade
- Device replacement
- Vehicle configuration
- System troubleshooting
- Batch device configuration
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Firmware download, device upgrade, device replacement, and vehicle configuration. Helps RV owners troubleshoot and repair the system, and allows OE manufacturers to configure devices in batch during installation.
Screenshots
Verdict
The clearest difference is rating: Renogy Tech at 5.0 against Overkill Solar's 4.7. Overkill Solar's advantage is ratings volume (16 vs 1). On price, update cadence, 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.
Renogy Tech holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Overkill Solar has 16 ratings behind it against 1, so its average is the more settled of the two.
Overkill Solar ships an update every 4 months, Renogy Tech every 3 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.
| Parameter | Overkill Solar | Renogy Tech |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (16 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 16 — better | 1 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Overkill Solar LLC | Renogy Suzhou Co.,Ltd. |
Customer experience
Overkill Solar
Renogy Tech
In-app purchases
Overkill Solar
No in-app purchases
Renogy Tech
No in-app purchases









