Polyglot Mobile is a language learning application that helps users improve their English skills through various exercises and lessons. The app offers a list of topics, including Present Perfect, Past Perfect, Future Perfect, Perfect Tenses, Present Perfect Continuous, Past Perfect Continuous, Future Perfect Continuous, Perfect Continuous Tenses, Present Participle Simple, Past Participle, Present Participle Perfect, The Participle, Simple Passive, Continuous Passive, Perfect Passive, and Passive Voice. These topics cover different aspects of the English language, allowing users to practice and strengthen their knowledge. The application includes features such as an exam to assess the user's understanding of the topics, pronunciation of English words and sentences, voice input for ease of use, multiple user profiles for independent practice, and personal statistics to track progress. The user also has the option to choose a color theme for the app and can disable the automatic result checking and automatic transition to the next test. The app works by presenting users with simple expressions in Russian and asking them to translate them into English using the words on the screen. If the user answers correctly, they will be praised, and if they make a mistake, the correct answer will be provided. As the user constructs their answer, the chosen words are pronounced, and then the correct answer is pronounced. To move on to the next lesson, the user must score 4.5 points in the previous lesson. The app keeps track of the last 100 answers and calculates the score by dividing the number of correct answers by 100 and multiplying it by 5. This means that to score 4.5 points, the user must answer 90 out of 100 questions correctly. If users have any suggestions on how to improve the app, they can reach out to the developers through their VKontakte group. Polyglot Mobile is an engaging and effective tool for anyone looking to improve their English skills, and its features make it a user-friendly and customizable learning experience.