# 海豚智能BMS vs swiot

The clearest difference is iOS requirement: 海豚智能BMS at 12.0 against swiot's 15.0. 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.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 海豚智能BMS | swiot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 36 MB | 56 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [惠州市佰铭诚电子有限公司](https://appshunter.io/developer/1631994436) | [Shenzhen Shengwei Smart Link Technology Co., Ltd](https://appshunter.io/developer/1797224902) |

## What reviewers say

### 海豚智能BMS

[App page](https://appshunter.io/ios/app/bms/id6739831592)

**Features:** macOS Compatibility

**In-app purchases:** none


### swiot

[App page](https://appshunter.io/ios/app/swiot/id6742167720)

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

**In-app purchases:** none


## Frequently asked questions

### Is 海豚智能BMS free?

海豚智能BMS is free to download, with no in-app purchases.

### Is swiot free?

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

### Do 海豚智能BMS or swiot have ads?

Neither 海豚智能BMS nor swiot shows ads.

### Which is updated more often, 海豚智能BMS or swiot?

海豚智能BMS ships an update every 2 weeks, and swiot every 2 weeks. Most recently, 海豚智能BMS was updated on September 23, 2026 and swiot on September 21, 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.*