Simple UI and easy to use!
Vocabulary Manager is a simple and easy to use app specific to reviewing the words you have learned in Duolingo!

Useful offline mode!
Vocabulary Manager has an offline mode.
Once you synchronize with Duolingo, you can check the information of the words you have learned even when you are offline.

Useful search filter!
A high-performance search filter will immediately show the words you want to check.

Note
1, To use Vocabulary Manager, an account registered with Duolingo is required (see below "About user information").
2, There is a difference in the information that can be synchronized with Duolingo depending on the language you are learning.

1, To use Vocabulary Manager, an account registered with Duolingo is required (see below "About user information").
2, There is a difference in the information that can be synchronized with Duolingo depending on the language you are learning.

About user information
1, The user information entered on the Vocabulary Manager sign-in screen is used to execute the authentication API for Duolingo.

2, Also, when saving login information at the user's will, the entered user information is encrypted and stored in the user's terminal.

3, No external transmission will be performed for purposes other than executing the Duolingo API.

Regarding regulations in each country
Vocabulary Manager implements functions to comply with the following regulations:

1, COPPA (Children's Online Privacy Protection Act) for USA
2, GDPR (General Data Protection Regulation) for EU countries

About source code
The source code this app is opened.

Well, how to use?
Vocabulary Manager mainly has the following screens.

1, Sign in
This is the screen to perform authentication processing for Duolingo. Users can enter user information and choose whether to synchronize with Duolingo or to start in offline mode.

2, Overview
This is a screen that displays all the words that the user has learned by synchronizing with Duolingo. You can transition on the details screen by tapping the word. You can also use the search filter at the top of the list to easily find the word you want to see.

3, Detail
This screen is used to display detailed information about the word selected on the overview screen. The information displayed on the details screen may vary depending on the language you are learning.

4, Settings
This screen is for changing the Vocabulary Manager settings.
Users from the United States can re-display the COPPA consent form agreed on the sign-in screen in the settings screen. EU users can re-display the GDPR consent form agreed on the sign-in screen in the settings screen.