# Overkill Solar vs Cleanergy

The clearest difference is review sentiment: Overkill Solar at 100% against Cleanergy's 13%. Overkill Solar also leads on rating (4.7 vs 2.4) and iOS requirement (13.4 vs 15.6). Cleanergy's advantage is update cadence (every 2 weeks vs every 4 months) and ratings volume (242 vs 16). On price, ads, in-app purchases and monetization model there is nothing between them.

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 2.4. That said, the two scores are not equally well evidenced: Cleanergy has 242 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 100% of Overkill Solar's written reviews are positive against 13% of Cleanergy's.

Overkill Solar ships an update every 4 months, Cleanergy every 2 weeks. The most recent releases landed on August 18, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Overkill Solar | Cleanergy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (16 ratings)](https://appshunter.io/ios/app/overkill-solar/id6444233824/reviews)** | [2.4 (242 ratings)](https://appshunter.io/ios/app/cleanergy/id6736818152/reviews) |
| Number of ratings | 16 | **242** |
| Positive reviews | **100.0% of reviews** | 12.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 36 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Overkill Solar LLC](https://appshunter.io/developer/1653276724) | [Shenzhen Weipeng Shiji Technology Co Ltd](https://appshunter.io/developer/1662082370) |

## What reviewers say

### Overkill Solar

[App page](https://appshunter.io/ios/app/overkill-solar/id6444233824)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


### Cleanergy

[App page](https://appshunter.io/ios/app/cleanergy/id6736818152)

Connect, control, and monitor your supported power banks and outdoor energy storage devices. Remotely adjust output power, turn devices on or off, and view their status at a glance for a smarter energy experience.

**Highlights:** Connect supported devices, Remote device control, Adjust output power, View device status, Turn devices on/off

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Overkill Solar free?

Overkill Solar is free to download, with no in-app purchases.

### Is Cleanergy free?

Cleanergy is free to download, with no in-app purchases.

### Which has better reviews, Overkill Solar or Cleanergy?

Overkill Solar is rated higher. Overkill Solar averages 4.7 out of 5 from 16 ratings, while Cleanergy averages 2.4 from 242 ratings.

### Do Overkill Solar or Cleanergy have ads?

Neither Overkill Solar nor Cleanergy shows ads.

### Which is updated more often, Overkill Solar or Cleanergy?

Overkill Solar ships an update every 4 months, and Cleanergy every 2 weeks. Most recently, Overkill Solar was updated on August 18, 2026 and Cleanergy on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*