# ChatClass

> Learn English in chat format and practice speaking without mistakes

Canonical page: [https://chrome-stats.com/d/de.cornelsen.chatclass](https://chrome-stats.com/d/de.cornelsen.chatclass)

## Overview

- **ID:** `de.cornelsen.chatclass`
- **Platform:** Android
- **Type:** Android app
- **Status:** Removed
- **Publisher:** Cornelsen Verlag GmbH
- **Category:** EDUCATION
- **Downloads:** 30,498
- **Version:** 3.1.4
- **Last updated:** 2025-09-19
- **First published:** 2019-11-28
- **Size:** 44 MB
- **Data as of:** 2026-01-05
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=de.cornelsen.chatclass)
- **Website:** [https://www.cornelsen.de/empfehlungen/chatclass](https://www.cornelsen.de/empfehlungen/chatclass)
- **Privacy policy:** [https://www.cornelsen.de/service/kundenservice/rechtliche-hinweise/datenschutz-apps/chatclass-app](https://www.cornelsen.de/service/kundenservice/rechtliche-hinweise/datenschutz-apps/chatclass-app)

## Description

ChatClass is an innovative Chrome extension designed to help learners practice English in a chat-based format with a digital chatbot named Ada. Catering to language levels B1, B2, and C1, it offers varied exercises including speaking tasks to improve pronunciation, listening, reading, grammar, and vocabulary quizzes aligned with Cornelsen's English textbooks for grades 5-13. Users can practice independently or complete homework assigned by teachers.

For schools, ChatClass enables teachers to monitor students' progress via a web app and provide targeted feedback, fostering frequent and confident English speaking. Features include a private ninja mode, cross-device access, and easy integration with individual or classroom licenses. The extension prioritizes data privacy compliance (GDPR) and provides a free 90-day trial for schools. Overall, ChatClass offers a safe, engaging, and effective way to enhance English language skills through conversational practice.

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.INTERNET`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.RECORD_AUDIO`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `de.cornelsen.chatclass.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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