# Spectrum Meter

> Live color temperature, CIE 1931, and spectrum meter via camera.

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

## Overview

- **ID:** `com.spectrummeter`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** diamond-dave
- **Category:** TOOLS
- **Downloads:** 2,554
- **Version:** 1.2.1
- **Last updated:** 2026-09-18
- **First published:** 2026-01-15
- **Publisher country:** CA
- **Size:** 32 MB
- **Data as of:** 2026-10-02
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.spectrummeter)
- **Website:** [https://march-dave.github.io/](https://march-dave.github.io/)
- **Privacy policy:** [https://sites.google.com/view/diamond-dave/home](https://sites.google.com/view/diamond-dave/home)

## Description

Prismforge Spectrum Meter turns your Android phone into a real‑time light analysis tool. Measure correlated color temperature (CCT), CIE 1931 x,y coordinates, tint, and an approximate spectrum distribution from the camera, plus ambient lux from the device light sensor.<br><br>Features:<br>- Live CCT readout with smooth updates and color feedback<br>- CIE 1931 chromaticity chart with live marker<br>- Spectrum visualization and captured spectral line view<br>- Wavelength distribution breakdown with percentages<br>- Recording timeline with pause/resume and file management<br>- Export to clipboard for recorded data<br>- Optional FPS, RGB, and foot‑candles display<br><br>Note: Results are approximate and device‑dependent; absolute accuracy requires calibration and controlled camera settings.

## Rankings

- #895,658 — 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.android.vending.CHECK_LICENSE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.spectrummeter.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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