# YY BMS vs Brytr Solar

The clearest difference is update cadence: Brytr Solar at every 5 days against YY BMS's every 6 weeks. 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.

YY BMS ships an update every 6 weeks, Brytr Solar every 5 days. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | YY BMS | Brytr Solar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Size | 30 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Yanyang IoT Technology Co., Ltd.](https://appshunter.io/developer/1573509034) | [Carbon Enfo](https://appshunter.io/developer/1872413280) |

## What reviewers say

### YY BMS

[App page](https://appshunter.io/ios/app/yy-bms/id1574291362)

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

**In-app purchases:** none


### Brytr Solar

[App page](https://appshunter.io/ios/app/brytr-solar/id6758345453)

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

**In-app purchases:** none


## Frequently asked questions

### Is YY BMS free?

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

### Is Brytr Solar free?

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

### Do YY BMS or Brytr Solar have ads?

Neither YY BMS nor Brytr Solar shows ads.

### Which is updated more often, YY BMS or Brytr Solar?

YY BMS ships an update every 6 weeks, and Brytr Solar every 5 days. Most recently, YY BMS was updated on October 8, 2026 and Brytr Solar on October 3, 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.*