VoCat - My Own Vocabulary is an Android application developed by DevStory under the Education & Reference category. This free app allows you to create your own vocabulary and share it with your friends. The app is user-friendly, and you can easily add words by entering them and letting Google Translator complete the meaning, part-of-speech, and synonyms. You can also find results from Naver Dictionary and Google Translate with one click.

VoCat - My Own Vocabulary offers a variety of features such as recording words with images, sharing the vocabulary as a CSV file, backing up your data, and using the vocabulary prepared in the bookstore. The app also lets you see what you have studied on the calendar and learn by taking quizzes. With multiple quiz modes like Swipe Cards, Multiple Choice, and Dictation, you can test your knowledge.

Additionally, you can mark the words you know or don't know and receive word alerts to see the words regularly. You can also make a study schedule and sync data between different devices using Google Drive. The app supports various fonts and languages, and even has a cute cat named Nero who likes words.

Overall, VoCat - My Own Vocabulary is a handy app for language learners who want to create their own vocabulary and memorize words effortlessly.