# Lux Light Meter Pro vs ExView®

The clearest difference is rating: ExView® at 5.0 against Lux Light Meter Pro's 3.9. ExView® also leads on in-app purchases (none vs 4) and ads (none vs shown). Lux Light Meter Pro's advantage is ratings volume (5.1K vs 1) and update cadence (every 3 months vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Lux Light Meter Pro sells 3 in-app purchases, starting at $1.99 per month. ExView® asks for nothing beyond the download.

ExView® holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Lux Light Meter Pro has 5.1K ratings behind it against 1, so its average is the more settled of the two.

Lux Light Meter Pro ships an update every 3 months, ExView® every 6 months. The most recent releases landed on September 27, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Lux Light Meter Pro | ExView® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (5.1K ratings)](https://appshunter.io/ios/app/lux-light-meter-pro/id1292598866/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/exview/id1547400277/reviews)** |
| Number of ratings | **5.1K** | 1 |
| Positive reviews | 21.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 92 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marina Polyanskaya](https://appshunter.io/developer/1519482916) | [Extech Instruments Corporation](https://appshunter.io/developer/966942122) |

## What reviewers say

### Lux Light Meter Pro

[App page](https://appshunter.io/ios/app/lux-light-meter-pro/id1292598866)

Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.

**Highlights:** Real-time lux and foot candle measurements, Real-time color temperature measurements, Real-time histogram plotting, Customizable settings for shutter speed, ISO, aperture, Front and back camera support, Intuitive and customizable controls

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $1.99 | per month |
| Premium Access | $14.99 | per year |
| Pro Mode | $9.99 | one-time |

**What reviewers like**

- 🚀 Simple and straightforward
- 👍 Useful for measuring light levels
- 🔍 Provides general lux measurements

**What reviewers complain about**

- 🐛 Inaccurate and inconsistent readings
- 🔍 Limited functionality compared to professional light meters
- 💰 Requires subscription for full features
- 🤖 Glitchy and non-responsive at times

**Reported bugs**

- Readings stuck at 0 lux regardless of light conditions
- Frequent crashes and freezes
- Inability to switch between front and rear cameras

**Requested features**

- Ability to save and review past measurements
- More detailed instructions and guidance on proper usage
- Improved accuracy and calibration options


### ExView®

[App page](https://appshunter.io/ios/app/exview/id1547400277)

This app connects to compatible meters to collect, trend, and analyze environmental data remotely. It allows for real-time monitoring, setting alarms, and generating custom PDF reports with photos. Data can be easily shared with team members.

**Highlights:** Remote data collection and trending, Real-time dashboard view, Bluetooth connectivity up to 90m, Programmable high/low alarms, Export data as CSV, Generate custom PDF reports, Attach photos to reports

**In-app purchases:** none


## Frequently asked questions

### Is Lux Light Meter Pro free?

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

### Is ExView® free?

ExView® is free to download, with no in-app purchases.

### Which has better reviews, Lux Light Meter Pro or ExView®?

ExView® is rated higher. Lux Light Meter Pro averages 3.9 out of 5 from 5.1K ratings, while ExView® averages 5.0 from 1 ratings.

### Do Lux Light Meter Pro or ExView® have ads?

Lux Light Meter Pro shows ads; ExView® does not.

### Which is updated more often, Lux Light Meter Pro or ExView®?

Lux Light Meter Pro ships an update every 3 months, and ExView® every 6 months. Most recently, Lux Light Meter Pro was updated on September 27, 2026 and ExView® on September 8, 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.*