Free to start.
Pro when you are interviewing.

Start with every Beginner and Intermediate question. When you are applying or have an interview booked, Pro unlocks Advanced-level prep: real project scenarios, the full algorithm practice and weekly updates.

Basic

Brush up on the fundamentals before you apply

Free

Every Beginner and Intermediate question
Every topic, from Frontend, Backend and Database to DevOps, Kubernetes and AI Engineering
Bookmarks and learned questions, synced to your account
Answers in English and Vietnamese
Flashcards for Beginner and Intermediate questions
Beginner and Intermediate quizzes
AI CV review with predicted interview questions, 2 reviews a month
Ask Cú, the AI tutor for interview prep
Advanced questions and real interview scenarios

Pro Monthly

Full Pro access for a 1–2 month interview push

$9/month

Everything in Basic
Unlock every Advanced-level question
Full DSA (data structures & algorithms) practice
Quizzes at every level, including Advanced questions
Deeper answers from Cú, with more questions a day
AI CV review with predicted interview questions, 10 reviews a month
Real project scenarios: system design, debugging, performance
Weekly updates from real interviews
Flashcards for every question, including Advanced
Live AI mock interviewsSoon

Pro Yearly

A full year of interview prep in one payment

$49/year

Everything in Pro Monthly
One payment covers 12 months

Frequently asked questions

Pro unlocks all Advanced-level questions (real-world scenarios and deep dives), the full DSA (data structures & algorithms) practice and Advanced-level quizzes. You also get 10 AI CV reviews a month (2 on Basic), flashcards on the Advanced questions and weekly updates. Coming soon: live AI mock interviews.

Both unlock everything available today. Pro Monthly ($9/month) suits a 1–2 month interview push. Pro Yearly ($49/year) suits longer prep across several job searches, promotions or stack changes.

Pay by credit or debit card in USD; the payment is processed by Polar, our Merchant of Record, which also handles VAT and sends the invoice. Pro activates within seconds after the payment. Cancel anytime from your account and Pro stays until the end of the period you paid for.