About this app
Check your knowledge of HTML, CSS, JavaScript, Php, Java, Python and C++! There are questions of different types generated randomly: questions with one correct answer and with multiple correct answers. At the end of the quiz, the score is shown, and hints for incorrect answers are displayed, for one to understand where the mistake was made.
Latest release
What’s New
Added 7 new languages + minor bug fix
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 13, 2026 · 1:16 PM Free
Screenshots
