# Focus Guardian vs Dolphin BMS

The clearest difference is price: Dolphin BMS at Free against Focus Guardian's $3.99. Dolphin BMS also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (13.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

Dolphin BMS is free to download; Focus Guardian costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Focus Guardian ships an update every 3 months, Dolphin BMS fortnightly. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Focus Guardian | Dolphin BMS |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/focus-guardian/id6477325074/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 3 MB | 51 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [博宇 周](https://appshunter.io/developer/1678039102) | [惠州市佰铭诚电子有限公司](https://appshunter.io/developer/1631994436) |

## What reviewers say

### Focus Guardian

[App page](https://appshunter.io/ios/app/focus-guardian/id6477325074)

This app uses your iPhone's camera to detect signs of drowsiness, such as yawning or closed eyes. It offers extensive customization for alerts and monitoring, with a focus on privacy and user experience.

**Highlights:** Machine vision-driven fatigue detection, Dozing and yawning monitoring, Customizable alert triggers and tones, Privacy-focused local processing, Video streaming toggle, Guard record management

**In-app purchases:** none


### Dolphin BMS

[App page](https://appshunter.io/ios/app/dolphin-bms/id6746481788)

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

**In-app purchases:** none


## Frequently asked questions

### Is Focus Guardian free?

Focus Guardian costs $3.99, with no in-app purchases.

### Is Dolphin BMS free?

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

### Do Focus Guardian or Dolphin BMS have ads?

Neither Focus Guardian nor Dolphin BMS shows ads.

### Which is updated more often, Focus Guardian or Dolphin BMS?

Focus Guardian ships an update every 3 months, and Dolphin BMS fortnightly. Most recently, Focus Guardian was updated on October 24, 2026 and Dolphin BMS on October 11, 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.*