# Wifi vs PPFD METER

The clearest difference is rating: PPFD METER at 4.6 against Wifi's 2.3. PPFD METER also leads on review sentiment (53% vs 31%) and update cadence (every 3 weeks vs every 2 months). Wifi's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, ratings volume 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. Wifi asks for nothing beyond the download.

PPFD METER holds the better App Store score, 4.6 against 2.3. Both are backed by a comparable volume of ratings — 69 and 129 respectively. Written reviews point the same way: 31% of Wifi's written reviews are positive against 53% of PPFD METER's.

Wifi ships an update every 2 months, PPFD METER every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Wifi | PPFD METER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (69 ratings)](https://appshunter.io/ios/app/wifi-check/id1446825275/reviews) | **[4.6 (129 ratings)](https://appshunter.io/ios/app/ppfd-meter-grow-light-meter/id6479329051/reviews)** |
| Number of ratings | 69 | **129** |
| Positive reviews | 30.5% of 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 | 12 MB | 46 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Lexin Aeromodelling Technology Co., Ltd.](https://appshunter.io/developer/899027396) | [Candas Pamukcu](https://appshunter.io/developer/1735587895) |

## What reviewers say

### Wifi

[App page](https://appshunter.io/ios/app/wifi-check/id1446825275)

This application facilitates industrial endoscopy testing by capturing images and videos of internal equipment inspections. It enables non-destructive testing, allowing users to view the inside of equipment without disassembly.

**Highlights:** Industrial endoscopy testing, Image and video capture, Internal equipment inspection, Non-destructive testing, Equipment diagnostics

**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 Wifi free?

Wifi 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, Wifi or PPFD METER?

PPFD METER is rated higher. Wifi averages 2.3 out of 5 from 69 ratings, while PPFD METER averages 4.6 from 129 ratings.

### Do Wifi or PPFD METER have ads?

PPFD METER shows ads; Wifi does not.

### Which is updated more often, Wifi or PPFD METER?

Wifi ships an update every 2 months, and PPFD METER every 3 weeks. Most recently, Wifi was updated on October 25, 2026 and PPFD METER on October 25, 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.*