# SolarMate vs ESS Energy

The clearest difference is iOS requirement: SolarMate at 11.0 against ESS Energy's 16.6. On price, update cadence, 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.

SolarMate ships an update every 2 months, ESS Energy every 5 weeks. The most recent releases landed on July 6, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | SolarMate | ESS Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (17 ratings)](https://appshunter.io/ios/app/solarmate/id1530762477/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 61 MB | 54 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [赵标 阙](https://appshunter.io/developer/1323879519) | [仁义 樊](https://appshunter.io/developer/1406210820) |

## What reviewers say

### 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


### ESS Energy

[App page](https://appshunter.io/ios/app/ess-energy/id1642888340)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SolarMate free?

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

### Is ESS Energy free?

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

### Do SolarMate or ESS Energy have ads?

Neither SolarMate nor ESS Energy shows ads.

### Which is updated more often, SolarMate or ESS Energy?

SolarMate ships an update every 2 months, and ESS Energy every 5 weeks. Most recently, SolarMate was updated on July 6, 2026 and ESS Energy on September 10, 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.*