Informatics exam prep app

Practise informatics. Know exactly where you rank nationwide.

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.

  • Free to start
  • C++ and Python
  • iPhone, iPad and Android
  • Python
  • C++
  • Algorithms
  • Data structures
  • Databases and SQL
  • Computer networks
  • HTML and CSS
  • Cyber security
  • Informatics exam
  • National mock exams

01One session

Every lesson is a closed loop: learn, practise, understand, test.

No more watching a video and forgetting it. Each step moves you to the next one while the idea is still fresh.

  1. 01

    Learn

    A video lecture with a short reading of the key points. Open it full screen to read without distractions.

  2. 02

    Practise

    Single choice, multiple choice and fill-in-the-blank questions, including questions that ask you to read C++ and Python code.

  3. 03

    Understand

    Got it wrong? Open the detailed solution and jump to the exact moment in the video that explains it.

  4. 04

    Test

    Timed mock exams, scored the moment you submit. Review your mistakes and compare with candidates nationwide.

02National mock exams

A score only means something next to everyone else’s.

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.

  • A progress chart across your latest mock exams
  • Exam history: date, score and personal best
  • The lessons where most students lose points
  • Some national mock exams award prizes to top ranks
Score distributionCandidates per score band (illustration)
Top 10%Average 6.4You · 8.50246810Score
You
8.5
Average
6.4
Position
Top 10%

03Leaderboards

Beat your classmates first. Then your province. Then the country.

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.

  • GH2Gia Huy2,310
  • MA1Minh Anh2,480
  • BN3Bảo Ngọc2,150
  • 4QKQuốc Khánh1,990 pts
  • #6YYou1,760 pts
  • MA2Minh Anh4,870
  • TT1Thu Trang4,920
  • ĐT3Đức Thịnh4,640
  • 4HYHải Yến4,410 pts
  • #41YYou1,760 pts
  • TK2Tuấn Kiệt9,720
  • KL1Khánh Linh9,860
  • TT3Thu Trang9,530
  • 4HNHoàng Nam9,380 pts
  • #1,284YYou1,760 pts

04Every day

A little every day beats one night of cramming.

  • 01

    A daily XP goal

    Pick your pace: Casual, Regular, Serious or Intense. Change it any time.

  • 02

    Learning streaks

    Finish one lesson a day to keep your streak. Miss a day, and a streak freeze keeps it alive.

  • 03

    Reminders that matter

    Notifications remind you to retry the questions you missed and open the right lesson directly.

  • 04

    Exam countdown

    The home screen always shows how many days are left until the graduation exam.

05Free and Premium

Start for free. Upgrade when you want no limits.

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
Download for free
Recommended

Premium

Monthly or yearly

No limits, no interruptions

  • Everything in Free
  • Unlimited Tyms
  • Every detailed solution and video
  • Premium lessons and practice sets
  • 2 streak freezes per month
  • No reward videos needed
Upgrade in the app

Prices are shown in the app for your store and region. You pay through the App Store or Google Play and can cancel renewal at any time in your store subscription settings.

06FAQ

Frequently asked questions

Still have a question?Visit the support centre

Who is Edu Code League for?

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.

Is the app free?

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.

What are Tyms?

Tyms are an in-app unit used to unlock lessons and detailed solutions. They have no cash value. Premium users have unlimited Tyms.

Are the mock exams like the real exam?

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.

How do I cancel Premium?

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.

I forgot my password. What do I do?

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.

How do I delete my account?

In the app, go to Settings → Delete account. You can also use the Delete account page on this website.

Who can see my information?

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.

Your first lesson takes a few minutes.

Download Edu Code League, pick a course and answer your first question today.

Edu Code LeagueEducation · Free · iOS and Android
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