# Apogee InSight vs PPFD METER

The clearest difference is in-app purchases: Apogee InSight at none against PPFD METER's 3. Apogee InSight also leads on ads (none vs shown) and rating (5.0 vs 4.6). PPFD METER's advantage is ratings volume (118 vs 1) and update cadence (every 3 weeks vs every 2 months). On price 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. Apogee InSight asks for nothing beyond the download.

Apogee InSight holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PPFD METER has 118 ratings behind it against 1, so its average is the more settled of the two.

Apogee InSight ships an update every 2 months, PPFD METER every 3 weeks. The most recent releases landed on September 14, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Apogee InSight | PPFD METER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/apogee-insight/id6444815577/reviews)** | [4.6 (118 ratings)](https://appshunter.io/ios/app/ppfd-meter-grow-light-meter/id6479329051/reviews) |
| Number of ratings | 1 | **118** |
| Positive reviews | — | 52.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 43 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Apogee Instruments](https://appshunter.io/developer/955609109) | [Candas Pamukcu](https://appshunter.io/developer/1735587895) |

## What reviewers say

### Apogee InSight

[App page](https://appshunter.io/ios/app/apogee-insight/id6444815577)

This app supports handheld spectroradiometers for measuring light metrics crucial for growers. It allows users to take spot samples or log measurements over time via Bluetooth, providing detailed spectral analysis.

**Highlights:** Connects to handheld spectroradiometers, Measures illuminance, CCT, and PAR, Logs light measurements over time, Bluetooth connectivity, Displays spectral power distribution, Calculates color rendering index

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Apogee InSight free?

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

### Is PPFD METER free?

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

### Which has better reviews, Apogee InSight or PPFD METER?

Apogee InSight is rated higher. Apogee InSight averages 5.0 out of 5 from 1 ratings, while PPFD METER averages 4.6 from 118 ratings.

### Do Apogee InSight or PPFD METER have ads?

PPFD METER shows ads; Apogee InSight does not.

### Which is updated more often, Apogee InSight or PPFD METER?

Apogee InSight ships an update every 2 months, and PPFD METER every 3 weeks. Most recently, Apogee InSight was updated on September 14, 2026 and PPFD METER on September 22, 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.*