# Lux Light Meter Pro vs Candela

The clearest difference is rating: Lux Light Meter Pro at 3.9 against Candela's 2.0. Lux Light Meter Pro also leads on ratings volume (5.1K vs 1) and device support (3 vs 1). Candela's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price 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. Candela asks for nothing beyond the download.

Lux Light Meter Pro holds the better App Store score, 3.9 against 2.0. 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.

## The numbers

| Metric | Lux Light Meter Pro | Candela |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (5.1K ratings)](https://appshunter.io/ios/app/lux-light-meter-pro/id1292598866/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/candela-light-meter/id6786019367/reviews) |
| Number of ratings | **5.1K** | 1 |
| Positive reviews | 21.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 4 MB |
| Requires iOS | **15** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marina Polyanskaya](https://appshunter.io/developer/1519482916) | [Snizhana Babytska](https://appshunter.io/developer/6786019369) |

## 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


### Candela

[App page](https://appshunter.io/ios/app/candela-light-meter/id6786019367)

This utility app transforms your iPhone camera into a versatile light meter. It provides real-time readings for illuminance, exposure value, and color temperature, catering to photography, plant care, and room lighting needs. The app prioritizes user privacy with on-device processing and no data collection.

**Highlights:** Live illuminance (lux/foot-candles), Exposure Value (EV) and exposure triangle solver, Color temperature readout, Plant light conversion (PPFD, DLI), Room lighting recommendations, On-device calibration, Spot saving and history

**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 Candela free?

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

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

Lux Light Meter Pro is rated higher. Lux Light Meter Pro averages 3.9 out of 5 from 5.1K ratings, while Candela averages 2.0 from 1 ratings.

### Do Lux Light Meter Pro or Candela have ads?

Lux Light Meter Pro shows ads; Candela does not.

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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.*