# Lux Decibel Insight — Real-Time Sound & Light

> Real-time sound (dB) and light (lux) measurement and analysis tool. (iPhone/iPad app by cAsAxMoRe.)

- Source: https://appshunter.io/ios/app/lux-decibel-insight/id6782161913 (this page in markdown: same URL + `.md`)
- Developer: [cAsAxMoRe](https://appshunter.io/developer/448012278)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 18.6 · 5 MB
- Languages: American English, French (France), German (Germany), Italian, Japanese, European Spanish, Chinese (Traditional, Taiwan)
- Released: 2026-06-24
- Data updated: 2026-08-01
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/lux-decibel-insight/id6782161913/reviews.md

## What is Lux Decibel Insight?

Lux Decibel Insight helps you observe the sound and light conditions in the spaces where you work, study, record, welcome clients, or rest.

View real-time sound levels in dB and an estimated light level in lux from your iPhone. See how your environment changes, detect variations, and keep a useful reference for each session.

Useful for:
• Offices, remote work, and desks
• Classrooms, libraries, and study rooms
• Music studios, podcasts, and content creation
• Meeting rooms, events, and shared spaces
• Shops, reception areas, and customer service spaces
• Home, reading, rest, and focus areas
• Photo and video preparation
• Basic environmental checks of facilities

Main features:
• Real-time sound level measurement in dB
• Camera-based light estimation in lux
• Live sound and light charts
• Session average and peak sound values
• Measurement history and CSV export
• Simple session control: start, stop, and reset

Premium unlocks extended charts, individual sound or light view, microphone activity, advanced calibration controls, export, and an ad-free experience.

Lux Decibel Insight provides indicative measurements based on the sensors available on your device. For regulatory, safety, or professional certification checks, use calibrated certified instruments.

## Key features

- Real-time sound level measurement (dB)
- Camera-based light estimation (lux)
- Live sound and light charts
- Session average and peak sound values
- Measurement history and CSV export
- Simple session control

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lux Decibel Insight Premium | $1.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/lux-decibel-insight/id6782161913/reviews.md

### 5/5 — Very useful

*2026-06-24*

Reliable and fast, measures light and sound in seconds

## Frequently asked questions about Lux Decibel Insight

### What is Lux Decibel Insight used for?

Lux Decibel Insight helps you observe real-time sound levels in decibels (dB) and estimated light levels in lux. It's useful for monitoring environments where you work, study, record, or rest, allowing you to detect variations and keep a reference.

### Does Lux Decibel Insight offer an ad-free experience?

Yes, Lux Decibel Insight offers an ad-free experience through its premium subscription. The free version may contain advertisements, but upgrading unlocks an ad-free environment along with other enhanced features.

### What are the premium features of Lux Decibel Insight?

Premium unlocks extended charts, individual sound or light views, microphone activity monitoring, advanced calibration controls, data export options, and an ad-free experience. These features enhance the analytical capabilities and user experience.

### Can I export my measurements from Lux Decibel Insight?

Yes, Lux Decibel Insight allows you to export your measurement history in CSV format. This feature is available in the premium version, enabling you to analyze your data further on other platforms.

### What devices is Lux Decibel Insight compatible with?

Lux Decibel Insight is compatible with iPhones and iPads. It utilizes the sensors available on these devices to provide its measurements.

### How accurate are the measurements from Lux Decibel Insight?

Lux Decibel Insight provides indicative measurements based on your device's sensors. For regulatory, safety, or professional certification checks, it is recommended to use calibrated certified instruments.

### What is the update frequency for Lux Decibel Insight?

The app was last updated on July 15, 2026, with version 1.1. While specific update frequency isn't detailed, the recent update suggests ongoing development and support.

### Is Lux Decibel Insight suitable for professional use?

While Lux Decibel Insight is useful for basic environmental checks and monitoring, it provides indicative measurements. For professional certification or critical safety assessments, calibrated, certified instruments are recommended.

## Version history (last 4 releases)

### 1.3 — 2026-07-27

• Fixed an issue that could cause the app to become unresponsive after completing privacy consent on physical devices.
• Improved Home screen stability and responsiveness.
• Clearer access to the Premium workspace from Focus Mode, Microphone Activity, and CSV Export.
• Focus Mode is now highlighted as a Premium feature.
• Optimized ad presentation on iPhone and iPad.

### 1.2 — 2026-07-26

• Clearer access to the Premium workspace from Focus Mode, Microphone Activity, and CSV Export.
• Focus Mode is now highlighted as a Premium feature.
• New privacy options and improvements to the advertising consent experience.
• Optimized ad layouts for iPhone and iPad, along with minor visual refinements.

### 1.1 — 2026-07-15

• Fixed header with a blur effect so key controls stay visible while reviewing measurements.
• New access to useful Casaxmore Apps tools from the home screen and settings.
• Interface and localization improvements.

### 1.0 — 2026-06-24

No release notes.

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All apps by cAsAxMoRe: https://appshunter.io/developer/448012278

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-01.*