Jiki Anglická slovíčka PREMIUM is an Android-based educational app designed to help users learn and enhance their English vocabulary. Developed by Jiri Kinst, this app is free to use and falls under the Education & Reference category. The app offers an English-Czech dictionary and a learning program with more than 80,000 words in the dictionary. One of the unique features of this app is that it allows users to listen to the pronunciation of words using the "Text-to-Speech" function, which recommends the Google Text-to-Speech app. The app also offers efficient vocabulary learning using the forgetting curve. Users can create their own lessons, activate words for learning, and add or modify the dictionary, including importing their own words using a CSV file. With the premium version, users can unlock unlimited lesson folders and pause the listening function during incoming calls. The app requires access to storage for export/import and permission to read the phone's status for pausing the listening function during incoming calls.