# DORSET Master vs Crabtree Smart H

The clearest difference is update cadence: DORSET Master at every 7 months against Crabtree Smart H's every 16 months. On price, review sentiment, 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.

DORSET Master ships an update every 7 months, Crabtree Smart H every 16 months. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | DORSET Master | Crabtree Smart H |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 16 months |
| Monetization | Free | Free |
| Size | 21 MB | 63 MB |
| Requires iOS | **9.0** | 9.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takshay Bansal](https://appshunter.io/developer/1480778739) | [Havells India Limited](https://appshunter.io/developer/903019399) |

## What reviewers say

### DORSET Master

[App page](https://appshunter.io/ios/app/dorset-master/id1480778740)

Control and monitor your smart door locks remotely. Unlock your door with your smartphone, manage user access, and review an audit trail of who entered and when. Issue e-keys to friends and family for convenient access management.

**Highlights:** Unlock doors via Bluetooth, Check and control lock status, Manage registered users, View battery levels, Access history audit trail, Issue and manage e-keys

**Features:** macOS Compatibility

**In-app purchases:** none


### Crabtree Smart H

[App page](https://appshunter.io/ios/app/crabtree-smart-h/id1604159981)

Control your smart building's lighting, climate, audio, security, and more directly from your smartphone. Monitor device status and manage various IoT devices remotely for convenience.

**Highlights:** Smart device connectivity, Remote control of lighting, Curtain/blind management, Climate control, Audio/video system management, Security monitoring, IoT device integration

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

**In-app purchases:** none


## Frequently asked questions

### Is DORSET Master free?

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

### Is Crabtree Smart H free?

Crabtree Smart H is free to download, with no in-app purchases.

### Do DORSET Master or Crabtree Smart H have ads?

Neither DORSET Master nor Crabtree Smart H shows ads.

### Which is updated more often, DORSET Master or Crabtree Smart H?

DORSET Master ships an update every 7 months, and Crabtree Smart H every 16 months. Most recently, DORSET Master was updated on October 22, 2026 and Crabtree Smart H on October 16, 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.*