# 4service NFC vs DBT Timer

The clearest difference is update cadence: 4service NFC at every 2 months against DBT Timer's every 5 months. 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.

4service NFC ships an update every 2 months, DBT Timer every 5 months. The most recent releases landed on September 26, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 4service NFC | DBT Timer |
| --- | --- | --- |
| 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 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 75 MB | 39 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tridonic](https://appshunter.io/developer/959827274) | [ABB Information Systems AG](https://appshunter.io/developer/1026885389) |

## What reviewers say

### 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


### DBT Timer

[App page](https://appshunter.io/ios/app/dbt-timer/id1510733700)

**In-app purchases:** none


## Frequently asked questions

### Is 4service NFC free?

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

### Is DBT Timer free?

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

### Do 4service NFC or DBT Timer have ads?

Neither 4service NFC nor DBT Timer shows ads.

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

4service NFC ships an update every 2 months, and DBT Timer every 5 months. Most recently, 4service NFC was updated on September 26, 2026 and DBT Timer on September 9, 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.*