# GridLight vs 4service NFC

The clearest difference is update cadence: 4service NFC at every 2 months against GridLight's every 5 months. GridLight's advantage is iOS requirement (12.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

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

GridLight ships an update every 5 months, 4service NFC every 2 months. The most recent releases landed on May 16, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | GridLight | 4service NFC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/4service-nfc/id1468855263/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 32 MB | 75 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Amplex](https://appshunter.io/developer/804614863) | [Tridonic](https://appshunter.io/developer/959827274) |

## What reviewers say

### GridLight

[App page](https://appshunter.io/ios/app/gridlight/id804614860)

**Features:** macOS Compatibility

**In-app purchases:** none


### 4service NFC

[App page](https://appshunter.io/ios/app/4service-nfc/id1468855263)

Configure and analyze Tridonic LED drivers with NFC interfaces. Easily set driver parameters, transfer configurations, and read fault data on-site. Retrieve product information by scanning NFC tags or QR codes.

**Highlights:** Configure LED output current, Set device operating mode (DALI, etc.), DALI addressing, Corridor function configuration, ChronoSTEP configuration, Transfer driver settings, Analyze driver fault data

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GridLight free?

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

### Is 4service NFC free?

4service NFC is free to download, with no in-app purchases.

### Do GridLight or 4service NFC have ads?

Neither GridLight nor 4service NFC shows ads.

### Which is updated more often, GridLight or 4service NFC?

GridLight ships an update every 5 months, and 4service NFC every 2 months. Most recently, GridLight was updated on May 16, 2026 and 4service NFC on September 26, 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.*