# LightMeter Pro

> A must-have app for DSLR and manual camera users.

Canonical page: [https://chrome-stats.com/d/com.aidevu.luxmeter](https://chrome-stats.com/d/com.aidevu.luxmeter)

## Overview

- **ID:** `com.aidevu.luxmeter`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** aidevu
- **Category:** TOOLS
- **Downloads:** 425
- **Version:** 1.0.9
- **Last updated:** 2026-02-27
- **First published:** 2025-03-11
- **Publisher country:** KR
- **Size:** 47 MB
- **Data as of:** 2026-09-25
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.aidevu.luxmeter)
- **Website:** [https://aidevu.blogspot.com](https://aidevu.blogspot.com/)
- **Privacy policy:** [https://aidevu.blogspot.com/2024/02/privacy-policy.html](https://aidevu.blogspot.com/2024/02/privacy-policy.html)

## Description

This app utilizes your smartphone&#39;s light sensor to measure the surrounding brightness and provides the optimal shutter speed based on your ISO and aperture settings.<br><br>Whether you&#39;re shooting with a film camera, taking long exposure photos, or capturing nightscapes, you can quickly check the settings you need and reduce shooting failures. Experience perfect exposure without the need for a separate light meter!<br><br>Download now and start your creative photography journey.<br><br>* Key Features of the Shutter Speed Calculator<br>1) Provides optimal shutter speed even with a narrow aperture under abundant natural light.<br>2) Prevents underexposure by adjusting ISO and shutter speed during indoor low-light shooting.<br>3) Easily calculates long shutter speeds according to the light intensity when photographing the night sky.<br>4) Intuitive UI designed for both professionals and photography beginners.<br>5) Reduces unnecessary shooting tests for a better photography experience.<br>6) Provides compatible exposure settings for cameras and smartphone photo apps.<br><br>[Required Permission]<br>Camera Permission: Needed to obtain the illumination (brightness) value.<br><br><br>* Shutter Speed Calculation Method<br><br>T = 1 / (Lux * N²) * (ISO / 100)<br><br>T (Shutter Speed): The time the camera shutter stays open (in seconds).<br>N (Aperture Value): The size of the lens aperture (f-value).<br>Lux (Illuminance): The amount of light (unit: Lux).<br>ISO: Sensor sensitivity (default: ISO 100 standard).<br><br> * The ISO value is applied as a ratio relative to ISO 100.<br> * Lux (L) represents the brightness, and the aperture (N) is squared to reflect the amount of light entering.

## Rankings

- #1,451,692 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.CAMERA`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.aidevu.luxmeter.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.gms.permission.AD_ID`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.aidevu.luxmeter)