# Barcode Data Decoder Verifier vs Relay Offline Client

The clearest difference is iOS requirement: Barcode Data Decoder Verifier at 9.0 against Relay Offline Client's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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. Both last shipped on September 26, 2026.

## The numbers

| Metric | Barcode Data Decoder Verifier | Relay Offline Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (15 ratings)](https://appshunter.io/ios/app/barcode-data-decoder-verifier/id1592518894/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 41 MB | 23 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [IDAutomation.com, Inc.](https://appshunter.io/developer/1592519136) | [KeyMark Inc.](https://appshunter.io/developer/627543031) |

## What reviewers say

### Barcode Data Decoder Verifier

[App page](https://appshunter.io/ios/app/barcode-data-decoder-verifier/id1592518894)

This application decodes various barcode types to verify encoded data and reveal hidden ASCII control characters. It parses GS1 data, separating application identifiers and element strings for detailed analysis. Supports popular 1D and 2D symbols for comprehensive verification.

**Highlights:** Decodes barcodes to verify data, Reveals hidden ASCII control characters, Parses GS1 application identifiers, Supports 1D and 2D symbols, Verifies data from barcode fonts

**Features:** macOS Compatibility

**In-app purchases:** none


### Relay Offline Client

[App page](https://appshunter.io/ios/app/relay-offline-client/id6753014685)

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

**In-app purchases:** none


## Frequently asked questions

### Is Barcode Data Decoder Verifier free?

Barcode Data Decoder Verifier is free to download, with no in-app purchases.

### Is Relay Offline Client free?

Relay Offline Client is free to download, with no in-app purchases.

### Do Barcode Data Decoder Verifier or Relay Offline Client have ads?

Neither Barcode Data Decoder Verifier nor Relay Offline Client shows ads.

### Which is updated more often, Barcode Data Decoder Verifier or Relay Offline Client?

Barcode Data Decoder Verifier ships an update every 3 weeks, and Relay Offline Client every 3 weeks. Most recently, Barcode Data Decoder Verifier was updated on September 26, 2026 and Relay Offline Client 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.*