# CrownSensor vs Smart Gauges

CrownSensor and Smart Gauges are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CrownSensor ships an update every 3 days, Smart Gauges every 2 days. The most recent releases landed on September 12, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | CrownSensor | Smart Gauges |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/crownsensor/id1581557875/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Monetization | Free | — |
| Size | 20 MB | 23 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Lanke Xuntong Technology Co., Ltd.](https://appshunter.io/developer/640898259) | [冉 陶](https://appshunter.io/developer/1762542829) |

## What reviewers say

### CrownSensor

[App page](https://appshunter.io/ios/app/crownsensor/id1581557875)

Control your phone's volume and screen brightness using Bluetooth-connected IoT hardware. This app enables seamless integration for managing device settings remotely.

**Highlights:** Bluetooth IoT hardware integration, Mobile phone volume control, Screen brightness adjustment, Remote device setting management

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

**In-app purchases:** none


### Smart Gauges

[App page](https://appshunter.io/ios/app/smart-gauges/id6654921138)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CrownSensor free?

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

### Is Smart Gauges free?

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

### Do CrownSensor or Smart Gauges have ads?

Neither CrownSensor nor Smart Gauges shows ads.

### Which is updated more often, CrownSensor or Smart Gauges?

CrownSensor ships an update every 3 days, and Smart Gauges every 2 days. Most recently, CrownSensor was updated on September 12, 2026 and Smart Gauges on May 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.*