# Atomos RX vs Light Meter + SensorArray

The clearest difference is review sentiment: Light Meter + SensorArray at 50% against Atomos RX's 0%. Light Meter + SensorArray also leads on rating (3.0 vs 1.0) and update cadence (every 2 weeks vs every 12 months). Atomos RX's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Light Meter + SensorArray sells 1 one-off in-app purchase. Atomos RX asks for nothing beyond the download.

Light Meter + SensorArray holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 0% of Atomos RX's written reviews are positive against 50% of Light Meter + SensorArray's.

Atomos RX ships an update every 12 months, Light Meter + SensorArray every 2 weeks. The most recent releases landed on September 4, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Atomos RX | Light Meter + SensorArray |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/atomos-rx/id6745767436/reviews) | **[3.0 (3 ratings)](https://appshunter.io/ios/app/light-meter-plus-sensorarray/id6754421088/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 19 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Atomos Ltd.](https://appshunter.io/developer/1468547360) | [Dynamic Star Pty Ltd](https://appshunter.io/developer/1847769282) |

## What reviewers say

### Atomos RX

[App page](https://appshunter.io/ios/app/atomos-rx/id6745767436)

Turn your mobile device into a professional video monitor. Stream live feeds from compatible hardware to up to four devices simultaneously for real-time viewing.

**Highlights:** Real-time video monitoring, Multi-device support (up to 4), Professional-grade performance, Intuitive interface, Seamless integration with Atomos TX

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

**In-app purchases:** none


### Light Meter + SensorArray

[App page](https://appshunter.io/ios/app/light-meter-plus-sensorarray/id6754421088)

This app provides hardware-validated light metering for analog film, digital cinema, and audio. It offers features like spot metering, reciprocity compensation for long exposures, and ambient color balance estimation. It's designed for professionals and works offline with a privacy-first approach.

**Highlights:** Hardware-linked spot metering, Reciprocity compensation for long exposures, Ambient color balance estimation, Calibrated sound pressure level monitoring, NOAA solar tracking, Digital film log, Focus stacking assistant

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access all Pro-tools & calculators | $4.99 | one-time |


## Frequently asked questions

### Is Atomos RX free?

Atomos RX is free to download, with no in-app purchases.

### Is Light Meter + SensorArray free?

Light Meter + SensorArray is free to download, with in-app purchases available.

### Which has better reviews, Atomos RX or Light Meter + SensorArray?

Light Meter + SensorArray is rated higher. Atomos RX averages 1.0 out of 5 from 1 ratings, while Light Meter + SensorArray averages 3.0 from 3 ratings.

### Do Atomos RX or Light Meter + SensorArray have ads?

Light Meter + SensorArray shows ads; Atomos RX does not.

### Which is updated more often, Atomos RX or Light Meter + SensorArray?

Atomos RX ships an update every 12 months, and Light Meter + SensorArray every 2 weeks. Most recently, Atomos RX was updated on September 4, 2026 and Light Meter + SensorArray on September 21, 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.*