# WiseSolar Plus vs Austa

The clearest difference is rating: WiseSolar Plus at 5.0 against Austa's 1.0. Austa's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 15.0). 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.

WiseSolar Plus holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

WiseSolar Plus ships an update every 2 months, Austa every 3 weeks. The most recent releases landed on August 3, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | WiseSolar Plus | Austa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/wisesolar-plus/id1510470362/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/austa/id1673126471/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 288 MB | 57 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kehua Data Co.,Ltd.](https://appshunter.io/developer/1118238776) | [Northern Electric & Power Inc](https://appshunter.io/developer/1202736933) |

## What reviewers say

### WiseSolar Plus

[App page](https://appshunter.io/ios/app/wisesolar-plus/id1510470362)

This app facilitates data communication with photovoltaic inverters in a WiFi environment. It categorizes PV inverter data through monitoring, alarm, history, and setting modules, catering to manufacturers, users, and operation/maintenance roles.

**Highlights:** PV inverter data communication, WiFi environment connectivity, User role management, Monitoring module, Alarm module, History module, Setting module

**Features:** macOS Compatibility

**In-app purchases:** none


### Austa

[App page](https://appshunter.io/ios/app/austa/id1673126471)

Monitor your micro inverter solar power system's performance. Track energy production, view historical data, and receive alerts for any issues. Optimize your solar energy usage with this utility app.

**Highlights:** Monitor micro inverter solar systems, Track energy production, View historical data, Receive alerts for issues, Optimize solar energy usage

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WiseSolar Plus free?

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

### Is Austa free?

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

### Which has better reviews, WiseSolar Plus or Austa?

WiseSolar Plus is rated higher. WiseSolar Plus averages 5.0 out of 5 from 2 ratings, while Austa averages 1.0 from 1 ratings.

### Do WiseSolar Plus or Austa have ads?

Neither WiseSolar Plus nor Austa shows ads.

### Which is updated more often, WiseSolar Plus or Austa?

WiseSolar Plus ships an update every 2 months, and Austa every 3 weeks. Most recently, WiseSolar Plus was updated on August 3, 2026 and Austa on September 9, 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.*