TOPGREENER vs Overkill Solar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TOPGREENER
Control your smart home devices wirelessly from a single application. Manage Wi-Fi switches, receptacles, and plug-in outlets without requiring a central hub.
- Wireless device control
- No hub required
- Manage Wi-Fi switches
- Control receptacles
- Operate plug-in outlets
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Easily control all your devices from one App without the need of any hubs. Use with TOPGREENER Wi-Fi Switches, Receptacles, and Plug-In Outlets.
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
TOPGREENER and Overkill Solar both sit at 4.8 stars, but that hides the real split: 100% of Overkill Solar's written reviews are positive against 69% of TOPGREENER's. TOPGREENER's advantage is ratings volume (3.5K vs 16) and iOS requirement (10.0 vs 13.4). On price, rating, update cadence 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.
On the App Store both sit at effectively the same score — 4.8 for TOPGREENER against 4.7 for Overkill Solar. That said, the two scores are not equally well evidenced: TOPGREENER has 3.5K ratings behind it against 16, so its average is the more settled of the two. Written reviews are what separate them: 69% of TOPGREENER's written reviews are positive against 100% of Overkill Solar's.
TOPGREENER ships an update every 6 months, Overkill Solar every 4 months. The most recent releases landed on October 20, 2026 and October 14, 2026 respectively.
| Parameter | TOPGREENER | Overkill Solar |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (3.5K ratings) — better | 4.7 (16 ratings) |
| Positive reviews | 68.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 3.5K — better | 16 |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 181 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | TopGreener,Inc. | Overkill Solar LLC |
Customer experience
TOPGREENER
Overkill Solar
Bugs and requests
TOPGREENER
Reported bugs
3 issues- Can't set the location
- Login and registration issues
- Unable to view detailed usage on older iPhones
Requested features
10 requests- Apple Watch functionality
- More dimmers and wifi wall plugs in Canada
- Apple HomeKit, Google and Samsung automation integration
- Hourly usage data
- Power usage cost tracking
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- Brightness control scheduling
- Sunset/sunrise synchronization
- Widget support
- Ability to see overall house and room consumption
- Confirmation prompt before turning off devices
Overkill Solar
Not enough reviews yet to summarise bugs or requests.
In-app purchases
TOPGREENER
No in-app purchases
Overkill Solar
No in-app purchases
