# Signify Service tag vs Ralph!

Signify Service tag and Ralph! are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Signify Service tag | Ralph! |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 198 MB | 49 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Signify Netherlands B.V.](https://appshunter.io/developer/979064009) | [NINEFOLD EOOD](https://appshunter.io/developer/1118761520) |

## What reviewers say

### Signify Service tag

[App page](https://appshunter.io/ios/app/signify-service-tag/id1289722114)

This app provides a unique QR-based identification system for luminaires. Scan QR codes to access maintenance, installation, and spare part information for individual lighting fixtures, saving time and preventing errors.

**Highlights:** QR-based identification, Luminaire information access, Maintenance details, Installation guidance, Spare part information, Product configuration

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

**In-app purchases:** none


### Ralph!

[App page](https://appshunter.io/ios/app/ralph/id6473943701)

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

**In-app purchases:** none


## Frequently asked questions

### Is Signify Service tag free?

Signify Service tag is free to download, with no in-app purchases.

### Is Ralph! free?

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

### Do Signify Service tag or Ralph! have ads?

Neither Signify Service tag nor Ralph! shows ads.

### Which is updated more often, Signify Service tag or Ralph!?

Signify Service tag ships an update every 3 weeks, and Ralph! every 3 weeks. Most recently, Signify Service tag was updated on November 3, 2026 and Ralph! on November 4, 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.*