# LumenLeaf vs LUX Meter

The clearest difference is rating: LUX Meter at 4.3 against LumenLeaf's 1.0. LUX Meter also leads on ratings volume (12 vs 2). LumenLeaf's advantage is iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

LUX Meter holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: LUX Meter has 12 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | LumenLeaf | LUX Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/lumenleaf-ppfd-grow-light/id6771374329/reviews) | **[4.3 (12 ratings)](https://appshunter.io/ios/app/lux-meter-light-meter/id6783321327/reviews)** |
| Number of ratings | 2 | **12** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Monetization | Free | Free |
| Size | 30 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [lapnito.cz s.r.o.](https://appshunter.io/developer/1577358577) | [Yannick Binay](https://appshunter.io/developer/6783321329) |

## What reviewers say

### LumenLeaf

[App page](https://appshunter.io/ios/app/lumenleaf-ppfd-grow-light/id6771374329)

This app transforms your phone into a professional grow light meter. It measures PAR, DLI, illuminance, and color temperature to help you optimize plant growth. It's completely free, works offline, and requires no account or ads.

**Highlights:** Measure PAR/PPFD, Measure DLI, Measure illuminance (lux), Measure color temperature (Kelvin), Supports various light sources, Offline functionality, No account required

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

**In-app purchases:** none


### LUX Meter

[App page](https://appshunter.io/ios/app/lux-meter-light-meter/id6783321327)

This app measures ambient light levels in lux or foot-candles using your iPhone camera. It provides instant feedback on whether a space is too dim, comfortable, or bright enough for various tasks and offers calibration options.

**Highlights:** Lux and foot-candle readings, Lighting target presets, Live brightness scale, Hold mode for measurements, Session min, average, and max, Calibration against trusted value, Private on-device metering

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

**In-app purchases:** none


## Frequently asked questions

### Is LumenLeaf free?

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

### Is LUX Meter free?

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

### Which has better reviews, LumenLeaf or LUX Meter?

LUX Meter is rated higher. LumenLeaf averages 1.0 out of 5 from 2 ratings, while LUX Meter averages 4.3 from 12 ratings.

### Do LumenLeaf or LUX Meter have ads?

Neither LumenLeaf nor LUX Meter shows ads.

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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.*