# eidon vs GT Max

The clearest difference is update cadence: eidon at monthly against GT Max's every 10 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.

eidon ships an update monthly, GT Max every 10 months. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | eidon | GT Max |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 10 months |
| Monetization | Free | — |
| Size | 101 MB | 38 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cyberneid](https://appshunter.io/developer/1513016785) | [MACNIL Gruppo ZUCCHETTI](https://appshunter.io/developer/975483908) |

## 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


### GT Max

[App page](https://appshunter.io/ios/app/gt-max/id6736903082)

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

**In-app purchases:** none


## Frequently asked questions

### Is eidon free?

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

### Is GT Max free?

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

### Do eidon or GT Max have ads?

Neither eidon nor GT Max shows ads.

### Which is updated more often, eidon or GT Max?

eidon ships an update monthly, and GT Max every 10 months. Most recently, eidon was updated on October 12, 2026 and GT Max on October 3, 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.*