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Leitnerbox Online

A simple flashcard learning platform with automatic, dynamic review times tailored to your pace. Sync seamlessly across mobile, tablet, and desktop.

flashcard view from user panel

Why Mindomax?

These are all the reasons why you should use Mindomax.

Adaptive learning

Review intervals that evolve with you and your subjects


The more you learn, the more you help the plane.

AI Generator

Auto Text/Image Generator with powerful AI

Visualize progress

with clear, insightful reports

Pronunciation of Language Words

Pronunciation of texts in English, German, Spanish, Italian, Arabic, French for cards you created yourself

Upload Images

Ability to upload an image on the front and back of the card

One Hundred Thousand Ready Flashcards

Includes language cards in German, English, French, Spanish, as well as middle school courses

Improve Your Mind

Latest Articles

Spaced Repetition vs. Active Recall for Flashcard Effectiveness

Spaced Repetition vs. Active Recall for Flashcard Effectiveness image
The interplay between Spaced Repetition and Active Recall within the context of using flashcards offers a fascinating glimpse into the mechanics of learning and memory.
15 minutes
10 Apr
Read more

We save the Earth

With over a million online flashcards studied, we've saved approximately 8,000 trees with your help and we're just getting started.Earth and the resources of earth make life possible on it. If we were to imagine our lives without these resources, that would not be possible. As life cannot function without sunshine, air, vegetation, and water. However, this is soon going to be our reality if we do not save the earth now.

We saved 8,000 trees image

Saved 8,000 trees! Because of Mindomax!