Kvíz do kapsy trial is a free Android application developed by Apps4English that helps its users to improve their English vocabulary. The app is designed for both beginners and advanced learners and provides a series of tests to help users practice problematic words.

The trial version of the app includes 5 sample tests, while the full version offers 38 tests with increasing difficulty levels. Each test is composed of 50 questions on a specific topic, and the complete database includes 2300 high-quality questions.

One of the standout features of Kvíz do kapsy trial is that each answer is accompanied by practical examples of the word being used in context. Additionally, the app pronounces all answers and examples to help users improve their pronunciation skills.