Birok turns the whole course book into an interactive experience: clear grammar with tables and examples, visual vocabulary with translations and pronunciation, flashcards, interactive exercises, quizzes with instant explanations, stories and conversations, writing with AI teacher feedback, spaced-repetition review and full progress statistics.
.png)
The app is multi-book: home (book selection) → course → lesson → review / statistics / saved. Two adult books are live now; Teens and Kids books appear here automatically once added.
Greetings, introducing yourself, the alphabet and spelling names, family, jobs and basic sentences with "to be" — about 58 lessons.
Talking about yourself, daily routines, the present continuous, action and state verbs, feelings, past, future and more — about 59 lessons.
.png)
Core first (Overview → Grammar → Vocabulary → … → Quiz with a 70% pass mark), then freely explore Story, Conversation, Writing and flashcards. The "Study path" bar always shows where you are.
.png)
.png)
Each lesson follows the course book step by step: objectives, grammar, vocabulary (image + meaning + pronunciation + translation), exercises, quiz and story. Tap to hear every word and sentence, show or hide translations, and study images in full with no cropping.
Short explanations, tables (Subject + to be), positive/negative/question formulas, book examples with pronunciation and a "Why?" note per sentence.
Each word card: image, part of speech, phonetics, English meaning, example sentence, translation, plus Save / Review buttons.
Fast word drills with flashcards and mini-games — perfect for a free 5 minutes a day.
Word ordering, matching, true/false — each with a topic and a teaching note.
Every lesson ships a short story and a two-person conversation (You / Sara) with English text plus line-by-line translations.
First your own sentences using the lesson pattern, then a 4–6 sentence story using lesson words; save drafts and get teacher feedback.
Synonyms & antonyms, sentence patterns, extra examples, important notes and the most common mistakes.
Personal per-lesson notes that stay saved and collect on the Saved page.
.png)
.png)
.png)
.png)
.png)
Every lesson has an AI Teacher panel: ask grammar questions, request meanings, correct your sentences or get extra practice. demo mode answers without a key; with a free OpenRouter key (:free models) it switches to live mode.
ai-help.php).png)
Every word and every key question enters a spaced-repetition cycle. The Review page shows "today": how many words + how many grammar questions are due. Wrong quiz answers join the review queue automatically.
XP for every activity, daily streaks, badges, ranks (from Newcomer up) and real charts: weekly activity, per-lesson scores, strong/weak topics and quiz history.
.png)
.png)
Open Book 1 (Level 1 Starter) and go through Lesson 1 "Introducing yourself": Overview → Grammar → Vocabulary → Practice → Quiz. Just 30 minutes a day is enough; the streak keeps you motivated.
Yes. Vocabulary, stories and conversations include line-by-line translations, and you can hide/show them with a switch (test yourself!). The app ships a translation cache covering 100+ languages.
Yes. After one online visit, the app shell and lessons are cached. Account, sync and the AI teacher need internet.
Demo mode works without a key. For real answers, follow the 5-step in-app guide to get a free OpenRouter key (:free models) and paste it on any lesson page.
If you log in (email + password), progress, quizzes, review, notes and saved items sync between your devices automatically. In guest mode everything stays only on that device.
Home/books (index) → course → lesson → review → statistics → saved → profile + AI key guide (ai-help). Global search is also in the header.
Free, no install, with translations and pronunciation. Just 30 minutes.
Start Book 1, Lesson 1 →