PACT is an easy-to-use Chrome extension that helps you improve your English skills through your favorite videos. It converts video subtitles into practice questions, your answers are assessed and analyzed by AI. You can track your mistakes and monitor your learning progress through a personal dashboard. PACT offers both a basic and a premium version, the premium version provides more intelligent features and is priced at $2.99 per month or $27 per year. Whether you're a beginner or an advanced learner, PACT can meet your needs.