# Lux Light Meter for Mobile vs Simple AVR

The clearest difference is ads: Simple AVR at none against Lux Light Meter for Mobile's shown. Simple AVR also leads on update cadence (daily vs fortnightly). Lux Light Meter for Mobile's advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Lux Light Meter for Mobile sells 7 in-app purchases, starting at $2.99 per 7 days and Simple AVR sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Lux Light Meter for Mobile ships an update fortnightly, Simple AVR daily. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Lux Light Meter for Mobile | Simple AVR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (236 ratings)](https://appshunter.io/ios/app/lux-light-meter-for-mobile/id1638732220/reviews)** | — |
| Number of ratings | **236** | — |
| Positive reviews | 17.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [WeBrain](https://appshunter.io/developer/1578514377) | [Raymond Delsol](https://appshunter.io/developer/6809913209) |

## What reviewers say

### Lux Light Meter for Mobile

[App page](https://appshunter.io/ios/app/lux-light-meter-for-mobile/id1638732220)

This app provides accurate and easy-to-use light measurements in lux and foot candles. It's ideal for photographers, plant owners, and anyone needing to assess ambient light levels in various spaces. Features include real-time color temperature measurement and calculation of the daily light integral.

**Highlights:** Real-time color temperature measurement, Lux and foot candle measurements, Daily light integral (DLI) calculation, Average and Max values, Optimal shooting value selection, Adjustable shooting values (shutter speed, aperture, ISO)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lux Light Meter Pro | $2.99 | per 7 days |
| Light Meter 1 Week | $2.99 | per 7 days |
| Lux Light Meter | $5.99 | per month |
| Light Meter | $5.99 | per month |
| Lux Meter | $7.99 | per year |
| Light Meter Pro | $14.99 | per year |
| Light Meter for Mobile | $14.99 | per year |


### Simple AVR

[App page](https://appshunter.io/ios/app/simple-avr/id6809913207)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple AVR Premium | $4.99 | one-time |


## Frequently asked questions

### Is Lux Light Meter for Mobile free?

Lux Light Meter for Mobile is free to download, with in-app purchases available.

### Is Simple AVR free?

Simple AVR is free to download, with in-app purchases available.

### Do Lux Light Meter for Mobile or Simple AVR have ads?

Lux Light Meter for Mobile shows ads; Simple AVR does not.

### Which is updated more often, Lux Light Meter for Mobile or Simple AVR?

Lux Light Meter for Mobile ships an update fortnightly, and Simple AVR daily. Most recently, Lux Light Meter for Mobile was updated on October 27, 2026 and Simple AVR on October 9, 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.*