# SolarVOLT vs SGP Battery

The clearest difference is iOS requirement: SolarVOLT at 13.4 against SGP Battery's 15.6. 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.

SolarVOLT ships an update monthly, SGP Battery every 5 weeks. The most recent releases landed on August 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | SolarVOLT | SGP Battery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (30 ratings)](https://appshunter.io/ios/app/solarvolt/id6747215783/reviews)** | — |
| Number of ratings | **30** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 42 MB | 17 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [AsianPowerDevicesInc](https://appshunter.io/developer/1214788661) | [Sun Gold Power Inc](https://appshunter.io/developer/6775382479) |

## What reviewers say

### SolarVOLT

[App page](https://appshunter.io/ios/app/solarvolt/id6747215783)

Monitor your inverter's performance and log its data. This application also allows for inverter configuration, providing a comprehensive tool for managing your solar power system.

**Highlights:** Monitor inverter data, Log inverter data, Inverter configuration, Solar power system management

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

**In-app purchases:** none


### SGP Battery

[App page](https://appshunter.io/ios/app/sgp-battery/id6764211147)

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

**In-app purchases:** none


## Frequently asked questions

### Is SolarVOLT free?

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

### Is SGP Battery free?

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

### Do SolarVOLT or SGP Battery have ads?

Neither SolarVOLT nor SGP Battery shows ads.

### Which is updated more often, SolarVOLT or SGP Battery?

SolarVOLT ships an update monthly, and SGP Battery every 5 weeks. Most recently, SolarVOLT was updated on August 11, 2026 and SGP Battery on September 14, 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.*