# AYX vs BS Solar

The clearest difference is update cadence: AYX at fortnightly against BS Solar's every 2 months. BS Solar's advantage is iOS requirement (13.0 vs 15). On price, ads, in-app purchases and device support there is nothing between them.

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

AYX ships an update fortnightly, BS Solar every 2 months. The most recent releases landed on September 26, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | AYX | BS Solar |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | — | Free |
| Size | 19 MB | 17 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [标 何](https://appshunter.io/developer/865933036) | [Suzhou Jiale Information Technology Co., Ltd.](https://appshunter.io/developer/1171647925) |

## What reviewers say

### AYX

[App page](https://appshunter.io/ios/app/ayx/id1439793580)

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

**In-app purchases:** none


### BS Solar

[App page](https://appshunter.io/ios/app/bs-solar/id1528932223)

This app allows users to easily view photovoltaic (PV) data from their solar systems. It provides detailed graphics on power output, generated energy, and system yield, supporting end-users, distributors, and installers. Registration is required to use the app with your plant.

**Highlights:** Easy PV data viewing, System performance graphics, Power output monitoring, Generated energy tracking, Yield information, Supports end-users, distributors, and installers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AYX free?

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

### Is BS Solar free?

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

### Do AYX or BS Solar have ads?

Neither AYX nor BS Solar shows ads.

### Which is updated more often, AYX or BS Solar?

AYX ships an update fortnightly, and BS Solar every 2 months. Most recently, AYX was updated on September 26, 2026 and BS Solar 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.*