Free
0 ₫
Enough to study every day
- Free lessons
- Mock exams and national distributions
- Leaderboards, XP and streaks
- New Tyms every day, +5 per reward video
- Unlock detailed solutions with Tyms
- Premium lessons and practice sets
- Streak freezes
Informatics exam prep app
C++ and Python lessons from the basics, mock exams that follow the national exam format, and detailed video solutions for every question. After each mock exam, you see your score on the distribution of every candidate.
01One session
No more watching a video and forgetting it. Each step moves you to the next one while the idea is still fresh.
A video lecture with a short reading of the key points. Open it full screen to read without distractions.
Single choice, multiple choice and fill-in-the-blank questions, including questions that ask you to read C++ and Python code.
Got it wrong? Open the detailed solution and jump to the exact moment in the video that explains it.
Timed mock exams, scored the moment you submit. Review your mistakes and compare with candidates nationwide.
02National mock exams
Every national mock exam has a score distribution of all candidates who took it. You see your score, the average, and which percentile you are in.
03Leaderboards
Leaderboards are split by school, province and nationwide. Each correct answer in a test is worth 10 points, so steady learners climb faster than crammers.
Invite friends with your referral code and get 20 extra stars for every friend who joins.
04Every day
Pick your pace: Casual, Regular, Serious or Intense. Change it any time.
Finish one lesson a day to keep your streak. Miss a day, and a streak freeze keeps it alive.
Notifications remind you to retry the questions you missed and open the right lesson directly.
The home screen always shows how many days are left until the graduation exam.
06FAQ
Still have a question?Visit the support centre
High school students preparing for the informatics part of the Vietnamese graduation exam, and anyone who wants to learn C++ or Python from the basics. The app is available in Vietnamese and English.
Yes. You can download it for free, take the free lessons, sit mock exams and see the leaderboards. Detailed solutions are unlocked with Tyms. You get new Tyms every day, and when you run out you can watch a short video for 5 more. Premium unlocks everything.
Tyms are an in-app unit used to unlock lessons and detailed solutions. They have no cash value. Premium users have unlimited Tyms.
They follow the structure of the national informatics exam, with a time limit and instant scoring. Mock results help you practise. They do not replace official exam results.
Premium renews automatically through your app store. On iPhone, open Settings → Apple ID → Subscriptions. On Android, open Google Play → Payments & subscriptions. Deleting the app or your account does not cancel the plan.
On the sign-in screen, tap Forgot password? and enter the email you registered with. We send a password reset link to that address. Check your spam folder if it does not arrive.
In the app, go to Settings → Delete account. You can also use the Delete account page on this website.
Your name, school and province appear on leaderboards. Your email, phone number and date of birth are never shown to other users. See the Privacy Policy for details.
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