Please try the following: 1. Close and restart the app 2. If it freezes again, delete and re-download the iOS app or the Android app. iOS appAndroid app3. If it freezes again, please send us an email at [email protected]Related ArticlesWhere is the Glossika iOS/Android App? Does Glossika work on mobile phones?I received an app update notice. What should I do?Does Glossika have iOS/Android app yet?Will I be charged after my 7-day free trial ends?How do I download the iOS app or the Android app?