Comparison

Light Meter vs SRead Scanner

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Light Meter

This app functions as a precise and user-friendly light meter using your phone's built-in sensors. It measures illuminance, color temperature, PPFD/PAR, DLI, and luminous flux in real-time. It also includes a calculator for various illumination parameters and allows sharing or saving of measurements.

Highlights
  • Real-time illuminance measurement
  • Color temperature measurement
  • PPFD/PAR and DLI calculation
  • Built-in illumination calculator
  • Share and save measurements
  • No additional equipment needed
Read full description

Lux-525 Pro – universal, highly-precise, and easy to use light meter. - Requires no additional equipment, everything you need is already in your phone - Calibrated with professional light meter - Smart algorithm provides unsurpassed accuracy in all conditions - Real-time measurements of illuminance, color temperature, PPFD/PAR, DLI and luminous flux - Large collection of light sources necessary for accurate calculation of PPFD/PAR and DLI - Built-in calculator for convenient and precise calculation of various illumination parameters (PPFD, DLI, Lux, Fc, Lumens) - Share your measurements via a text message or email or save them to your phone Lux-525 Pro is the best-in-class digital light meter on the phone. It is intended for personal use and may not fully replace industrial-grade light meters. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://n17dev.web.app/light-meter/policy.html

About

SRead Scanner

Features
Read full description

Convierte tu teléfono en una herramienta práctica para escanear, organizar y administrar códigos. SRead Scanner te permite leer códigos QR y de barras rápidamente, crear tus propios códigos, organizar cada registro por categorías y mantener listas completas para inventarios, productos, compras o cualquier información que necesites controlar. Escanea y registra Escanea códigos QR, EAN13, Code128 y otros formatos compatibles de forma rápida y sencilla. Cada lectura puede guardarse para consultarla posteriormente sin tener que volver a escanear. Crea tus propios códigos Genera códigos personalizados directamente desde la aplicación para compartir información o utilizarlos en tus propios procesos. Organiza por categorías Agrega descripciones, clasifica tus códigos y archívalos por categorías. Crea listas independientes para inventarios, productos, colecciones, almacenes, compras o cualquier otro uso. Historial completo Consulta los códigos registrados junto con su fecha y hora. Copia cualquier código con un toque y recupera fácilmente información capturada anteriormente. Comparte listas completas No compartas únicamente un código. SRead Scanner permite compartir listas completas para facilitar el intercambio de información entre personas y dispositivos. Elige entre formatos simples o detallados según lo que necesites compartir. Ideal para * Inventarios y conteo de productos * Registro de códigos de barras * Organización de artículos por categorías * Compras y listas de productos * Colecciones personales * Captura rápida de información * Creación de códigos * Historial de escaneos * Compartir listas de códigos * Genera PDFs, comparte o imprime Privacidad de verdad Tus datos se almacenan localmente en tu dispositivo. Sin anuncios. Sin rastreo. Sin necesidad de crear una cuenta. Sin necesidad de conexión a Internet para administrar tus registros. Gratis SRead Scanner es una herramienta gratuita diseñada para convertir el escaneo de códigos en algo mucho más útil: capturar, organizar, archivar y compartir información desde un solo lugar. Escanea. Organiza. Comparte.

Screenshots

Light Meter4 screens
SRead Scanner4 screens

Verdict

The call

The clearest difference is in-app purchases: SRead Scanner at none against Light Meter's 4. SRead Scanner also leads on update cadence (every 10 days vs every 10 months). Light Meter's advantage is iOS requirement (15.5 vs 18.6). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Light Meter sells 4 in-app purchases, starting at $3.99 per month. SRead Scanner asks for nothing beyond the download.

UpkeepUpdate frequency

Light Meter ships an update every 10 months, SRead Scanner every 10 days. The most recent releases landed on October 30, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 7 level
Light Meter versus SRead Scanner: the parameters behind the verdict, then further details
ParameterLight MeterSRead Scanner
PriceFreeFree
Rating4.5 (116 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings116 — better—
Update frequencyEvery 10 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.5 — better18.6
Further details — not scored
Size17 MB1 MB
Age rating4+4+
DeveloperAndrey IvankinBenjamin Mercado Gallardo

In-app purchases

4 purchases

Light Meter

Subscriptions2
  • Premium Monthly Subscription3 Days trial$3.991 Month
  • Premium Monthly Subscription3 Days trial$4.991 Month
One-time2
  • Premium Lifetime Subscription$19.99
  • Premium Lifetime Subscription$29.99
None

SRead Scanner

No in-app purchases

Questions

Is Light Meter free?
Light Meter is free to download, with in-app purchases available.
Is SRead Scanner free?
SRead Scanner is free to download, with no in-app purchases.
Do Light Meter or SRead Scanner have ads?
Neither Light Meter nor SRead Scanner shows ads.
Which is updated more often, Light Meter or SRead Scanner?
Light Meter ships an update every 10 months, and SRead Scanner every 10 days. Most recently, Light Meter was updated on October 30, 2026 and SRead Scanner on October 12, 2026.

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