App spotlight

CSP Ace

AP Computer Science Principles prep that’s built for real practice: timed exams, hundreds of questions, and fast feedback on written responses.

Offline · No accounts

View on the App Store

AP CSP · Practice + analytics · Written feedback

Study smarter across the five Big Ideas.

CSP Ace gives high school students a complete, self‑paced AP CSP study system—practice questions, full timed exams, vocabulary flashcards, and AI‑powered grading for written responses.

The problem it solves

AP CSP students often don’t have enough high‑quality practice questions, can’t simulate real timed conditions, and don’t get quick feedback on written responses. Traditional study workflows also make it hard to track progress across the exam’s five Big Ideas.

What CSP Ace gives you

  • Hundreds of original practice questions with fast feedback.
  • Timed full‑length practice exams to build pacing and stamina.
  • Flashcards for vocabulary and concept review.
  • AI‑powered written response grading for immediate, actionable feedback.
  • Big Idea analytics to spot weak areas and focus your time.

Built for privacy and accessibility

  • Offline‑capable study anywhere, anytime.
  • No account required start immediately without sign‑ups.
  • Progress tracking without cloud dashboards or tracking pixels.

Designed for AP CSP students who want more practice, faster feedback, and better progress tracking—offline and private.