# Solar Aircon vs BatteryEvo

The clearest difference is review sentiment: Solar Aircon at 67% against BatteryEvo's 10%. Solar Aircon also leads on rating (4.0 vs 2.3) and ratings volume (54 vs 10). BatteryEvo's advantage is update cadence (every 3 weeks vs every 20 months). 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.

Solar Aircon holds the better App Store score, 4.0 against 2.3. That said, the two scores are not equally well evidenced: Solar Aircon has 54 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 67% of Solar Aircon's written reviews are positive against 10% of BatteryEvo's.

Solar Aircon ships an update every 20 months, BatteryEvo every 3 weeks. The most recent releases landed on September 23, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Solar Aircon | BatteryEvo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (54 ratings)](https://appshunter.io/ios/app/solar-aircon/id1503114509/reviews)** | [2.3 (10 ratings)](https://appshunter.io/ios/app/batteryevo/id6469973613/reviews) |
| Number of ratings | **54** | 10 |
| Positive reviews | **66.7% of reviews** | 10.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 165 MB | 204 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zhejiang Deye Electrical Appliances Co., Ltd.](https://appshunter.io/developer/1332604988) | [Aipower Inc.](https://appshunter.io/developer/1712800965) |

## 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


### BatteryEvo

[App page](https://appshunter.io/ios/app/batteryevo/id6469973613)

Monitor the status of your energy storage machine in real-time with this application. It offers intelligent data visualization through simple charts and displays historical data from multiple dimensions. The app is designed to be fast and consume minimal internet traffic.

**Highlights:** Real-time energy storage machine monitoring, Intelligent data visualization, Simple and easy-to-understand charts, Historical data display, Multi-dimensional data presentation, Low internet traffic consumption

**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 BatteryEvo free?

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

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

Solar Aircon is rated higher. Solar Aircon averages 4.0 out of 5 from 54 ratings, while BatteryEvo averages 2.3 from 10 ratings.

### Do Solar Aircon or BatteryEvo have ads?

Neither Solar Aircon nor BatteryEvo shows ads.

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

Solar Aircon ships an update every 20 months, and BatteryEvo every 3 weeks. Most recently, Solar Aircon was updated on September 23, 2026 and BatteryEvo on June 1, 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.*