Английские слова уведомления

Invalid date

- True answers to learn and Notification learn points options in Common tab
- Fixed bug with incorrect mark as learned on the word training screen
- Fixed bug with changing volume of ringtone but not sounds

- Extra test notifications for buying premium account. Test notifications already added for existing premium accounts.
- Save and load saved dictionary options in Common tab
- Translation feature on the Add word screen
- Receive notifications every 30 minutes option