# Yi BMS vs 凌奈BMS

The clearest difference is ads: 凌奈BMS at none against Yi BMS's shown. 凌奈BMS also leads on update cadence (every 2 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Yi BMS ships an update every 3 months, 凌奈BMS every 2 weeks. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Yi BMS | 凌奈BMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 32 MB | 30 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Yifang new energy technology Co., Ltd](https://appshunter.io/developer/1727822039) | [Shenzhen Lingnai Intelligent Control Co., Ltd.](https://appshunter.io/developer/1885486453) |

## What reviewers say

### Yi BMS

[App page](https://appshunter.io/ios/app/yi-bms/id6476804812)

**Features:** macOS Compatibility

**In-app purchases:** none


### 凌奈BMS

[App page](https://appshunter.io/ios/app/bms/id6760645849)

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

**In-app purchases:** none


## Frequently asked questions

### Is Yi BMS free?

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

### Is 凌奈BMS free?

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

### Do Yi BMS or 凌奈BMS have ads?

Yi BMS shows ads; 凌奈BMS does not.

### Which is updated more often, Yi BMS or 凌奈BMS?

Yi BMS ships an update every 3 months, and 凌奈BMS every 2 weeks. Most recently, Yi BMS was updated on October 8, 2026 and 凌奈BMS on October 17, 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.*