Mark up, highlight, and add text directly on your PDF documents.
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Explore more utilities to make your tasks effortless.
Play some fun games to refresh your mind.
Play the classic hand game against an AI bot.
Play the classic number puzzle game with multiple difficulty levels.
Play a full game of Chess with an integrated clock.
Memorize a color and recreate it as accurately as possible using sliders.
Test your reflexes in milliseconds.