# eidon vs ICAO Reader

The clearest difference is update cadence: eidon at monthly against ICAO Reader's every 5 months. eidon also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, 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.

eidon ships an update monthly, ICAO Reader every 5 months. The most recent releases landed on September 26, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | eidon | ICAO Reader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 101 MB | 24 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cyberneid](https://appshunter.io/developer/1513016785) | [Scytales AB](https://appshunter.io/developer/1526508105) |

## What reviewers say

### eidon

[App page](https://appshunter.io/ios/app/eidon/id1481689298)

This app reads and verifies the RFID chip embedded in electronic passports and national identity cards. It optically scans the Machine Readable Zone (MRZ) to access the chip, then displays the document holder's information and other details.

**Highlights:** Reads RFID chips in identity documents, Scans Machine Readable Zone (MRZ) via OCR, Displays document holder information, Verifies electronic passports and ID cards, Supports ICAO compliant documents

**Features:** macOS Compatibility

**In-app purchases:** none


### ICAO Reader

[App page](https://appshunter.io/ios/app/icao-reader/id1566196586)

**In-app purchases:** none


## Frequently asked questions

### Is eidon free?

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

### Is ICAO Reader free?

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

### Do eidon or ICAO Reader have ads?

Neither eidon nor ICAO Reader shows ads.

### Which is updated more often, eidon or ICAO Reader?

eidon ships an update monthly, and ICAO Reader every 5 months. Most recently, eidon was updated on September 26, 2026 and ICAO Reader on September 30, 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.*