# PPFD METER vs GrowBotiq Lab

The clearest difference is review sentiment: GrowBotiq Lab at 100% against PPFD METER's 53%. GrowBotiq Lab also leads on ads (none vs shown) and rating (5.0 vs 4.6). PPFD METER's advantage is ratings volume (125 vs 1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. PPFD METER sells 3 in-app purchases, starting at $1.99 per month and GrowBotiq Lab sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

GrowBotiq Lab holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PPFD METER has 125 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 53% of PPFD METER's written reviews are positive against 100% of GrowBotiq Lab's.

PPFD METER ships an update every 3 weeks, GrowBotiq Lab monthly. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | PPFD METER | GrowBotiq Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (125 ratings)](https://appshunter.io/ios/app/ppfd-meter-grow-light-meter/id6479329051/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/growbotiq-lab/id6746380286/reviews)** |
| Number of ratings | **125** | 1 |
| Positive reviews | 52.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 152 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Candas Pamukcu](https://appshunter.io/developer/1735587895) | [danilo birbiglia](https://appshunter.io/developer/1816552368) |

## What reviewers say

### PPFD METER

[App page](https://appshunter.io/ios/app/ppfd-meter-grow-light-meter/id6479329051)

This app measures light intensity for plants, converting LUX to PPFD and DLI. It offers advanced light mapping, uniformity analysis, and efficiency insights to optimize plant growth. Customize profiles for different environments and growth stages.

**Highlights:** LUX, PPFD, DLI, and PAR measurements, Light mapping and distribution analysis, Uniformity and PPF evaluation, Energy efficiency and consumption tracking, Customizable setting profiles, Bluetooth sensor integration

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| Premium Plus | $2.99 | per month |
| Remove Ads | $29.99 | one-time |


### GrowBotiq Lab

[App page](https://appshunter.io/ios/app/growbotiq-lab/id6746380286)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro Annual | $39.99 | per year |
| Pro Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is PPFD METER free?

PPFD METER is free to download, with in-app purchases available.

### Is GrowBotiq Lab free?

GrowBotiq Lab is free to download, with in-app purchases available.

### Which has better reviews, PPFD METER or GrowBotiq Lab?

GrowBotiq Lab is rated higher. PPFD METER averages 4.6 out of 5 from 125 ratings, while GrowBotiq Lab averages 5.0 from 1 ratings.

### Do PPFD METER or GrowBotiq Lab have ads?

PPFD METER shows ads; GrowBotiq Lab does not.

### Which is updated more often, PPFD METER or GrowBotiq Lab?

PPFD METER ships an update every 3 weeks, and GrowBotiq Lab monthly. Most recently, PPFD METER was updated on October 10, 2026 and GrowBotiq Lab on October 17, 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.*