Learning science, explained
How spaced repetition works, how WeaveWords uses it, and how it compares to the tools you already know.
What Is Spaced Repetition? The Science of Remembering Longer
Why cramming fails, what Hermann Ebbinghaus discovered about forgetting, and how spaced review intervals fix it.
Read article →The SM-2 Algorithm Explained
How the algorithm behind Anki and WeaveWords calculates your next review date — ease factors, intervals, and quality ratings.
Read article →Looking for an Anki Alternative? Here's What to Know
Anki is powerful but manual. See how WeaveWords keeps SM-2 scheduling while automating card creation with AI.
Read article →Best Free Spaced Repetition Apps for Language Learners (2026)
WeaveWords, Anki, Quizlet, Taalhammer, VibeLing, Duolingo, and Memrise compared on algorithm, automation, and price.
Read article →WeaveWords vs Anki: Head-to-Head Comparison
Same SM-2 algorithm, very different card-creation experience — compared side by side.
Read article →WeaveWords vs Quizlet: Head-to-Head Comparison
Study-set flashcards vs a true spaced repetition scheduler for vocabulary learning.
Read article →WeaveWords vs Taalhammer: Which Should You Use?
Sentence-production drills vs AI-automated SM-2 flashcards — how the two approaches differ.
Read article →WeaveWords vs VibeLing: Which Should You Use?
Capture-as-you-go vocabulary vs a full spaced repetition system — how the two compare.
Read article →WeaveWords vs ReWord: Which Should You Use?
A curated word list per language vs one AI-powered app for every language you're learning — including how to import your ReWord backup.
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