4.8 from 127 reviews
+2.300 active students
180.000 problems solved
4 languages · LaTeX · cutting-edge AI
Toolkit
Everything you need to study well, in one place.
Scan + AI
Snap a photo, get step-by-step solutions and automatic flashcards.
SRS flashcards
Spaced repetition (SM-2) — you only review what you're forgetting.
Mind maps
Visual structure for any topic, in seconds.
Cornell notes
The proven Cornell University note-taking structure.
Feynman technique
Explain to learn. AI gives tutor-style feedback.
Mental math
Timed mental arithmetic with daily streaks.
Adaptive quiz
Worksheets at your level, with annotated answers.
Editorial summaries
Definition, formulas, intuition, example, common mistakes.
Loved by the people who use it
Real students and teachers, honest reviews.
"I got an 18/20 in Math. The night-time flashcards changed my life."
Beatriz, year 12
Lisbon
"I use it to prep Calculus exams. Photo+solution saves hours."
Tiago, NOVA University
Almada
"Finally an app that writes properly and gets LaTeX right."
Prof. Marta
Penafiel HS
Questions