AI English Tutor — Grammar, Writing & Reading
Improve your English with instant, friendly feedback. OstazzAI corrects your writing, explains grammar simply, builds vocabulary and helps you prepare for English exams — for every level from primary to IGCSE, GCSE and A-Level.
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Write better, one correction at a time
Good English comes from practice plus feedback. Paste a paragraph and OstazzAI highlights each mistake, fixes it, and explains why — so you don't repeat it. It's like having a patient English teacher available 24/7, with no judgment and unlimited questions.
What you can do
- Correct essays and paragraphs — grammar, spelling, punctuation and style.
- Improve writing and grammar — clear rules with examples.
- Build vocabulary and understand reading passages.
- Prepare for exams — comprehension, summary and essay technique.
Areas covered
GrammarSpellingPunctuationEssay writingReading comprehensionVocabularyCreative writing
See it in action
Q: "He go to school every day."
A: Correction: "He goes to school every day." — with a third-person singular subject (he/she/it) we add "s" to the verb. ✍️
Q: Correct my paragraph. (Year 8)
A: I reviewed it and fixed verb tenses and punctuation, highlighting each change and the reason, so your next draft is stronger.
Why students and parents choose it
- Friendly, judgment-free feedback that builds confidence
- Available any time for homework and writing tasks
- Age-appropriate explanations for every level
- Reduces tutoring costs and pressure
Ready to write smarter English?
Start improving your grammar and writing with your personal AI tutor today.
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Frequently asked questions
Can it correct my essay or paragraph?
Yes — paste your writing and it fixes grammar, spelling and punctuation and explains each change.
Does it help with grammar rules?
Yes — tenses, articles, prepositions and sentence structure, with simple examples.
Is it good for exam English?
Yes — IGCSE, GCSE and A-Level English, including comprehension and essay technique.
Is the English tutor free?
Yes, start free with an optional Pro upgrade.