Write a little English every day. Watch it get better.
Type a few sentences in the box below. Your grammar mistakes show up in seconds, and Nib explains what went wrong and how to fix it. No account needed to try.
Your topic
Describe a time when you had to learn something new quickly.
No credit card required.
How It Works
Pick a topic
Over 100 prompts about work, travel, food, technology and daily life. Or write about anything you want.
Write for 5 minutes
A plain editor, a word count, and nothing else fighting for your attention.
See what to fix
Every mistake gets highlighted in your text, with the correction and the rule behind it.
What you get
Feedback in seconds
Submit your text and see spelling, grammar and word-choice mistakes marked right in your sentences.
A tutor who explains why
Nib quotes your exact sentence, corrects it, and names the rule you broke. You stop repeating the same mistakes.
Chat practice
Talk to Nib about your day, your job, anything. He corrects you as the conversation goes.
Real exam tasks
Practise IELTS, TOEFL, Cambridge, PTE and Duolingo writing tasks and get scored the way examiners score.
Proof you are improving
Your accuracy, word counts and CEFR level over time, on one dashboard.
Timed mode
A countdown and auto-submit, because real exams do not wait for you.
Pricing
The free plan stays free. Pay only if you want Nib on every session.
Free
Forever free
- Instant grammar & spelling feedback
- 2 of Nib's deep AI reviews per week
- 1 trial AI conversation
- 1 AI-scored exam session (lifetime)
- Streaks & basic progress tracking
Basic Pro
Billed €71.99 / year
- Everything in Free
- Unlimited deep AI reviews & CEFR estimates
- Advanced progress dashboard & stats
- Dictionary & vocabulary suggestions
- Interactive lessons & phrase library
- 50 AI conversation turns per week
- 1 AI-scored exam session per week
Pro Plus
Billed €143.99 / year
- Everything in Basic Pro
- Unlimited AI conversations with Nib
- Real voice replies in conversations
- Unlimited AI-scored exam sessions
- Full timed mock exams (IELTS, TOEFL, Cambridge…)
Your first hundred words are two minutes away
Pick a topic, write a short paragraph, and see exactly what to fix.
Start for Free