# ECO Solar vs SolarMate

ECO Solar and SolarMate are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ECO Solar ships an update monthly, SolarMate every 2 months. The most recent releases landed on September 10, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | ECO Solar | SolarMate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.1 (17 ratings)](https://appshunter.io/ios/app/solarmate/id1530762477/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | **15.4% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 5 MB | 61 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [沧毅 陈](https://appshunter.io/developer/1366185264) | [赵标 阙](https://appshunter.io/developer/1323879519) |

## What reviewers say

### ECO Solar

[App page](https://appshunter.io/ios/app/eco-solar/id1435579449)

Monitor your solar charger's performance with real-time PV, battery, and load status. Access your device data remotely via cloud mode and view historical performance graphs.

**Highlights:** PV/Battery/Load status monitoring, Local communication mode, Cloud communication mode, Remote device access, Historical graph viewing

**Features:** macOS Compatibility

**In-app purchases:** none


### SolarMate

[App page](https://appshunter.io/ios/app/solarmate/id1530762477)

Monitor your photovoltaic (PV) system's performance with this intelligent app. Connect wirelessly to your devices to view real-time work information, historical data, and equipment parameters. Adjust device settings and gain insights into your PV system's overall health.

**Highlights:** Wireless PV device monitoring, Real-time work information, Historical data tracking, Equipment parameter display, PV system information, Device parameter settings

**In-app purchases:** none


## Frequently asked questions

### Is ECO Solar free?

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

### Is SolarMate free?

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

### Do ECO Solar or SolarMate have ads?

Neither ECO Solar nor SolarMate shows ads.

### Which is updated more often, ECO Solar or SolarMate?

ECO Solar ships an update monthly, and SolarMate every 2 months. Most recently, ECO Solar was updated on September 10, 2026 and SolarMate on July 6, 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.*