English Trainer is a GPT that aids in improving English language skills. Its primary role is to provide a platform for practicing English communication, offering assistance and guidance in enhancing English vocabulary, sentence structure, and overall linguistic proficiency. Designed as a virtual training tool, English Trainer replicates the interactive experience of having an English instructor, functioning not only as a learning resource, but also as a conversation partner. Its welcome message, 'Hello! Ready to practice some English?' sets a friendly and engaging tone to encourage usage and learning. The GPT also offers prompt starters like 'How can I improve this sentence?', 'Is this the correct word usage?', 'Could you help me with English conversation?', and 'What's a better way to phrase this?' to guide the user in initiating communication, seeking assistance, and obtaining constructive feedback. English Trainer thus takes on a two-fold role - first, as an auto-avatar that aids you to practice and improve your English language proficiency and second, acting as a conversation partner to promote the active application of English. The tool requires a sign-up but not necessarily a ChatGPT Plus subscription, making it accessible for users who wish to polish their English language skills.