# Airparif vs Otentik Code Reader

Airparif and Otentik Code Reader both sit at 5.0 stars, but that hides the real split: 100% of Otentik Code Reader's written reviews are positive against 39% of Airparif's. Otentik Code Reader also leads on update cadence (every 2 months vs every 13 months). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Airparif against 5.0 for Otentik Code Reader. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 39% of Airparif's written reviews are positive against 100% of Otentik Code Reader's.

Airparif ships an update every 13 months, Otentik Code Reader every 2 months. The most recent releases landed on June 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Airparif | Otentik Code Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/airparif/id1151927602/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/otentik-code-reader/id1577743963/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 39.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 44 MB | 67 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Airparif](https://appshunter.io/developer/591627992) | [AIGCEV - RESEAU OTENTIK](https://appshunter.io/developer/1577743965) |

## What reviewers say

### Airparif

[App page](https://appshunter.io/ios/app/airparif/id1151927602)

Access real-time air quality data and forecasts for the Île-de-France region. Monitor concentrations of key pollutants at street level, receive pollution episode alerts, and get practical advice for healthier living.

**Highlights:** Real-time air quality map, Next-day air quality forecasts, Pollution episode notifications, Street-level pollutant concentrations, Trip-based pollution exposure analysis, Pollen information

**In-app purchases:** none


### Otentik Code Reader

[App page](https://appshunter.io/ios/app/otentik-code-reader/id1577743963)

This utility app reads and verifies digital seals on documents, ensuring their authenticity and detecting tampering. It supports various 2D barcode formats and complies with GDPR, keeping no user navigation data.

**Highlights:** Reads Visible Digital Seals (VDS), Verifies 2D barcodes (Datamatrix, QR Code, PDF417), Detects tampering and confirms authenticity, Displays encoded information in readable format, Complies with GDPR and is non-intrusive

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

**In-app purchases:** none


## Frequently asked questions

### Is Airparif free?

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

### Is Otentik Code Reader free?

Otentik Code Reader is free to download, with no in-app purchases.

### Which has better reviews, Airparif or Otentik Code Reader?

Airparif and Otentik Code Reader are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Airparif or Otentik Code Reader have ads?

Neither Airparif nor Otentik Code Reader shows ads.

### Which is updated more often, Airparif or Otentik Code Reader?

Airparif ships an update every 13 months, and Otentik Code Reader every 2 months. Most recently, Airparif was updated on June 10, 2026 and Otentik Code Reader on September 13, 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.*