Customize lock screen and wallpaper with designs. Choose from free or premium backgrounds, add text, select fonts and colors, and adjust frame styles. Use personal photos or trending designs. Sync across devices.
Test knowledge with interactive questions on history, geography, symbols, and general knowledge. Answer multiple-choice questions, earn points, and track progress through in- statistics.
Test your with quizzes across multiple categories including geography, science, history, and more. Answer questions and view performance statistics. Review correct answers after each question.
Memorize foundational facts in seven subjects with interactive tutorials and enhanced graphics. Access Classical Acts & Facts® timeline and U.S. presidents content. Review grammar-based material through art and song. Track progress with structured .
Access notes from over 17 million students. Take gamified quizzes and flashcards to practice subjects. Use an AI for personalized guidance. Track progress and complete assignments within the .
Learn state capitals, flags, and geography through an adaptive spaced repetition system that adjusts review intervals based on memory performance. Complete interactive quizzes, create custom study sets, and track progress over time.
Create art with a complete toolset including layers, timelines, and advanced coloring. Edit spritesheets, GIFs, and game assets. Use touch or pen for optimized drawing. Render with high-performance Metal technology.
Create maps to organize ideas. Adjust structure, use colors and formats, add stickers, and apply themes. Export as images or PDF for sharing. Sync across Mac, iPad, and iPhone.
Learn through and active recall techniques to improve memory retention. Import study materials from Notion, Obsidian, Markdown, Evernote, Logseq, CSV, Roam Research, or OneNote. Create local flashcards. Review cards based on performance and timing.
Learn through audio-based courses in subjects like statistics, probability, and computer science. Practice with flashcards and quizzes. Use spaced repetition and interleaving to improve retention. Track progress and review material for better recall.
Write ideas using a chord keyboard with automatic chord detection. View guitar chord diagrams. Transpose keys or use capo for tuning. Import memos from cloud or other apps. Share notes through various methods.
Create and organize digital index cards for brainstorming, planning, and task management. Drag and arrange cards freely. Add text, images, and notes. Group cards into folders. Export or share content as needed.
Allows users to color 3D models with HSV/RGB sliders for base, highlight, and shadow adjustments. Features include material controls, instant visual feedback, and saving repeatable color recipes for consistent results.
Learn through targeted repetition and active recall. Use adaptive spaced repetition to adjust review intervals based on memory performance. Practice with multiple-choice quizzes and other modes to reinforce knowledge.
Features a grid of face-down cards with varying difficulty levels from 4 to 30. Tap a card to reveal its image and it with another card. Correct matches remain face-up, incorrect ones flip back.
Memorize of pi using color and musical notes for enhanced recall. View numbers in chunks with customizable pages and lines. Compete on leaderboards and earn achievements. Practice daily for improved retention.