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An AI-powered learning hub for discovering new knowledge and building useful skills.
Sunny Speaking
Speak naturally, get instant corrections, and build confidence with Sunny.
- Voice input
- Grammar correction
- Natural English suggestions
- Speaking practice questions
No credit card required
User says
I go yesterday to shop
AI correction
I went to the shop yesterday.
Better
Yesterday, I went shopping.
Listening practice
Practise English listening
Real-life recordings at your level (A1–C2). Answer questions, read along with the text, or type the missing words.
- 3 modes: no text, with text, dictation
- Instant score and full transcript
- 3 free recordings a day
Reading practice
Practise English reading
Short texts at your level (A1–C2) with questions and explanations. Try timed mode to see your reading speed.
- 2 modes: read and answer, or timed
- Words-per-minute speed after timed mode
- 3 free texts a day
New · AI writing check
Check your English writing
Write an answer, email or short essay. Sunny shows your CEFR level, explains every mistake and gives you a corrected version.
- Your writing level (A1–C2)
- Mistakes explained in your language
- Corrected version to copy
Complete English learning, A1 to C2
Learn grammar and vocabulary, work through courses and tests, and track your progress.
- Grammar and vocabulary
- Courses and tests
- Progress tracking
- Structured lessons from A1 to C2
Learn English
Today's vocabulary
Day 86
- · zoo
- · baby
- · ball
- · bank
- · bath
+5 more words
Explore NowA2Day 67
- · luggage
- · carry
- · borrow
- · lend
- · choose
+5 more words
Explore NowB1Day 17
- · misty
- · modal
- · model
- · motto
- · mount
+5 more words
Explore NowB2Day 12
- · noble
- · nomad
- · olive
- · ounce
- · outdo
+5 more words
Explore NowC1Day 67
- · foster
- · fundamental
- · justify
- · mitigate
- · notion
+5 more words
Explore NowC2Day 26
- · subsistence
- · superfluous
- · taciturnity
- · taste-maker
- · tenaciously
+5 more words
Explore NowCheck your knowledge
Free Grammar Level Test
48 grammar questions for your A1–C2 English level with AI feedback.
Start Free English TestTake all 48 questions free without login, or sign in for a certificate and saved history.
IQ-Style Visual Logic Test
Practice visual reasoning with shapes, symbols, numbers, arrows, and pattern puzzles. Free, no login required. This is not an official IQ test.
StartNo account needed. Finish to see your score and optional share link.
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Read MoreWhy Sunny Academy is useful
Everything here is built for short practice sessions: grammar explainers, vocabulary and idioms, games, tests with feedback, and long-form articles. Follow the links to go deeper than the homepage teaser.
Popular grammar lessons
Learn English grammar with clear rules, examples, and quick practice quizzes
Vocabulary hub & word lists
Build your English vocabulary with interactive exercises and flashcards
Learning games
Short interactive practice
Latest articles
Stories and tips to improve your English
Tests
Take adaptive tests to assess and improve your English level
How certificates work
Take the English level test free without signing in and see your CEFR result immediately. Create a free account when you want a verifiable certificate, saved history, and optional PDF for your portfolio or employer.
Quotes
“Don’t let yesterday take up too much of today.”
— Will Rogers
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