# Lux Light Meter Pro vs Long Camera Exposure Calc...

The clearest difference is rating: Lux Light Meter Pro at 3.9 against Long Camera Exposure Calc...'s 3.0. Lux Light Meter Pro also leads on ratings volume (5.2K vs 2) and review sentiment (21% vs 0%). Long Camera Exposure Calc...'s advantage is ads (none vs shown) and update cadence (monthly vs every 3 months). On price, in-app purchases, monetization model 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 and Long Camera Exposure Calc... sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Lux Light Meter Pro holds the better App Store score, 3.9 against 3.0. That said, the two scores are not equally well evidenced: Lux Light Meter Pro has 5.2K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 21% of Lux Light Meter Pro's written reviews are positive against 0% of Long Camera Exposure Calc...'s.

Lux Light Meter Pro ships an update every 3 months, Long Camera Exposure Calc... monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Lux Light Meter Pro | Long Camera Exposure Calc... |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (5.2K ratings)](https://appshunter.io/ios/app/lux-light-meter-pro/id1292598866/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/long-camera-exposure-calc/id6474231152/reviews) |
| Number of ratings | **5.2K** | 2 |
| Positive reviews | **21.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 19 MB | 39 MB |
| Requires iOS | 15 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marina Polyanskaya](https://appshunter.io/developer/1519482916) | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) |

## 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


### Long Camera Exposure Calc...

[App page](https://appshunter.io/ios/app/long-camera-exposure-calc/id6474231152)

This tool helps photographers calculate optimal camera settings for well-exposed images. It assists in balancing aperture, shutter speed, and ISO for creative control and efficiency in various lighting conditions.

**Highlights:** Optimal exposure calculation, Balances aperture, shutter speed, ISO, Creative control over image, Adaptable to lighting conditions, Learning tool for beginners, Bracketing assistance

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium! | $4.99 | one-time |


## Frequently asked questions

### Is Lux Light Meter Pro free?

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

### Is Long Camera Exposure Calc... free?

Long Camera Exposure Calc... is free to download, with in-app purchases available.

### Which has better reviews, Lux Light Meter Pro or Long Camera Exposure Calc...?

Lux Light Meter Pro is rated higher. Lux Light Meter Pro averages 3.9 out of 5 from 5.2K ratings, while Long Camera Exposure Calc... averages 3.0 from 2 ratings.

### Do Lux Light Meter Pro or Long Camera Exposure Calc... have ads?

Lux Light Meter Pro shows ads; Long Camera Exposure Calc... does not.

### Which is updated more often, Lux Light Meter Pro or Long Camera Exposure Calc...?

Lux Light Meter Pro ships an update every 3 months, and Long Camera Exposure Calc... monthly. Most recently, Lux Light Meter Pro was updated on November 3, 2026 and Long Camera Exposure Calc... on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*