Active Recall & Spaced Repetition Engine

Free Online
AI Flashcard Generator

Generate hundreds of concept cards in under 30 seconds.

Stop wasting hours copy-pasting definitions. Notlo parses your lecture notes, slides, or syllabus files and instantly generates optimal question-and-answer study decks powered by advanced cognitive models.

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SM-2 Algorithm

Notlo schedules card reviews based on neural memory decay intervals. Study cards right as they are slipping away to lock them into long-term memory.

Multi-Format Import

Instantly create decks by importing PDF textbooks, handwritten lecture photos, public YouTube tutorial links, or MP3 recording audio.

100% Free & Secure

Save your own custom, secure Groq API key in your local sandbox to enjoy completely unlimited generations with absolute privacy.

Visual Deck Preview
autogenerated deck
CARD #1 (Front)

What is the main advantage of the SM-2 spaced repetition algorithm?

CARD #1 (Back)

It calculates dynamic interval schedules tailored specifically to your history, ensuring review triggers exactly before cognitive memory decays, saving up to 60% of total study time.