Study smarter. Pass the first time.
Adaptive test prep that fits how you learn. Practice problems, private tutor, spaced repetition, score prediction. Pick the test you're prepping for.
One-time payment options. No subscription required.
SAT
Digital SAT — Math + Reading & Writing
All eight SAT domains. 1,600+ practice problems with private tutor, spaced repetition, and score prediction. Built for the digital SAT format.
ACT
All 5 ACT sections, 2025-2026 format
English, Math, Reading, Science, and the optional Writing essay. 800+ problems per section with private tutor, spaced repetition, and score prediction.
LSAT
Adaptive prep for the post-August 2024 LSAT
Logical reasoning drills, reading comprehension structure, scored practice tests, and the writing sample grader. Adaptive scheduling that adjusts to your specific mistake patterns.
Precalculus
Course-aligned classroom exam prep
13 chapters covering every precalculus topic. Private tutor, worked examples, adaptive practice, exam mode. Aligned to Stewart, Blitzer, Sullivan, Larson, OpenStax.
Every product includes
Private Tutor
Ask anything in plain English. Adapts to how you learn. Available 24/7.
Spaced Repetition
SM-2 algorithm schedules reviews at optimal intervals. Even 10 minutes a day builds lasting recall.
Mistake Analysis
Detects your specific error patterns and tells you exactly what to fix.
Score Prediction
Real-time predicted score updates as you practice. Know where you stand before test day.