# Solar Aircon vs Overkill Solar

The clearest difference is rating: Overkill Solar at 4.8 against Solar Aircon's 4.0. Overkill Solar also leads on review sentiment (100% vs 67%) and update cadence (every 4 months vs every 20 months). Solar Aircon's advantage is iOS requirement (11.0 vs 13.4). On price, ratings volume, ads and in-app purchases 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, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 58 and 21 respectively. Written reviews point the same way: 67% of Solar Aircon's written reviews are positive against 100% of Overkill Solar's.

Solar Aircon ships an update every 20 months, Overkill Solar every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Solar Aircon | Overkill Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (58 ratings)](https://appshunter.io/ios/app/solar-aircon/id1503114509/reviews) | **[4.8 (21 ratings)](https://appshunter.io/ios/app/overkill-solar/id6444233824/reviews)** |
| Number of ratings | **58** | 21 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 165 MB | 21 MB |
| Requires iOS | **11.0** | 13.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zhejiang Deye Electrical Appliances Co., Ltd.](https://appshunter.io/developer/1332604988) | [Overkill Solar LLC](https://appshunter.io/developer/1653276724) |

## What reviewers say

### Solar Aircon

[App page](https://appshunter.io/ios/app/solar-aircon/id1503114509)

Monitor your air conditioner's power saving capabilities, with potential savings of 50%-100% during daytime hours. Remotely control your AC unit from any location and set timers for automated operation.

**Highlights:** Check power saving status, Remote AC control, Set operational timers, Monitor daytime energy savings

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Solar Aircon free?

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

### Is Overkill Solar free?

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

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

Overkill Solar is rated higher. Solar Aircon averages 4.0 out of 5 from 58 ratings, while Overkill Solar averages 4.8 from 21 ratings.

### Do Solar Aircon or Overkill Solar have ads?

Neither Solar Aircon nor Overkill Solar shows ads.

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

Solar Aircon ships an update every 20 months, and Overkill Solar every 4 months. Most recently, Solar Aircon was updated on October 24, 2026 and Overkill Solar on October 24, 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.*