# GEA - Grading 11 App

> Verify GEA-graded cards with real time NFC-enabled verification technology.

Canonical page: [https://chrome-stats.com/d/com.grading11](https://chrome-stats.com/d/com.grading11)

## Overview

- **ID:** `com.grading11`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** GEA Grading 11
- **Category:** TOOLS
- **Downloads:** 490
- **Version:** 1.7.0
- **Last updated:** 2025-12-02
- **First published:** 2025-12-01
- **Publisher country:** HK
- **Size:** 37 MB
- **Data as of:** 2026-09-09
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.grading11)
- **Website:** [https://grading11.com/](https://grading11.com/)
- **Privacy policy:** [https://grading11.com/privacy](https://grading11.com/privacy)

## Description

GEA App is the official authentication tool of Grading Eleven Authentication (GEA).<br>Designed for collectors, it provides fast and secure verification for every GEA-graded card — anytime, anywhere.<br><br>1. Instant NFC Authentication<br>Every GEA-graded card is embedded with an NFC chip containing an unclonable cryptographic authenticator.<br><br>Simply tap your phone on the slab to instantly:<br>• Verify authenticity<br>• View grading details<br>• Confirm ownership and security status<br>No additional setup needed — just tap and check.<br><br>2. Certification Number Lookup<br>Prefer manual search?<br>You can also enter the certification number printed on every slab to quickly access the card’s official record.<br>This ensures flexible verification across all devices.<br><br>3. Activity History<br>GEA App automatically saves your recent authentication checks.<br>Visit the Activity page to revisit past records, manage your scan history, and keep track of your collection’s verification activity.<br><br>Why GEA App?<br>• Secure NFC verification<br>• Cryptographic authenticity protection<br>• Fast record access<br>• Designed for collectors<br>• Official tool for GEA-graded cards

## Rankings

- #1,383,247 — Overall

## Permissions and access

### Permissions

- `android.permission.INTERNET`
- `android.permission.NFC`
- `android.permission.VIBRATE`
- `com.android.vending.CHECK_LICENSE`
- `com.grading11.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.grading11)