# MoeuPLTest — Grow light meter

> Grow light meter (iPhone/iPad app by 翌嘉 赵.)

- Source: https://appshunter.io/ios/app/moeupltest/id6757464940 (this page in markdown: same URL + `.md`)
- Developer: [翌嘉 赵](https://appshunter.io/developer/1775197786)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Age rating: 17+
- Requires: iOS 17.0 · 6 MB
- Languages: English, German, Chinese, Chinese
- Released: 2026-02-04
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/moeupltest/id6757464940/reviews.md

## What is MoeuPLTest?

Turn your iPhone into a professional plant light meter.

MEASURE
• Illuminance (Lux)
• PPFD (µmol/m²/s) - essential for plant growth
• Color Temperature (CCT in Kelvin)
• RGB spectral data

9 CALIBRATED LIGHT SOURCES
Sunlight, Full Spectrum LED, Full Spectrum + Red, Red-Blue Grow Light, Blue-White LED, Fluorescent, HPS Sodium, Ceramic Metal Halide, Incandescent

FEATURES
• Joystick-style light source selector
• One-tap save to history
• Customizable source wheel
• Live camera preview
• Dark theme interface

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Sunlight | $4.99 | one-time |
| Unlock All Light Sources | $12.99 | one-time |
| Full Spectrum | $4.99 | one-time |
| Blue + White | $4.99 | one-time |
| Full Spectrum + Red | $4.99 | one-time |
| Red + Blue | $4.99 | one-time |
| Deep Red | $4.99 | one-time |
| HPS Sodium | $4.99 | one-time |
| Fluorescent | $4.99 | one-time |



## Version history (last 5 releases)

### 2.3 — 2026-05-12

-small fixes

### 1.4 — 2026-03-20

-single click to save and keep the values at the same time
-improve the accuracy of measurement

### 1.3 — 2026-03-19

-new UI
-bug fixes

### 1.2 — 2026-03-12

-new light sources selector
-bug fixes

### 1.1 — 2026-03-04

-Improved measurement accuracy
-Smoother data sampling
-Other improvements, bug fixes

## More apps by 翌嘉 赵

- [Glowdex](https://appshunter.io/ios/app/glowdex/id6760521254)

All apps by 翌嘉 赵: https://appshunter.io/developer/1775197786

## Related topics

[yijia zhao](https://appshunter.io/ios/topics/yijia-zhao)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*