Play classic spider solitaire with customizable layouts and difficulty levels. Manage unlimited games with undo, redo, and hint features. Compete on Game Center leaderboards. Adjust card direction and appearance settings.
Learn through interactive lessons and quizzes. Practice writing with on-screen feedback. Listen to audio references for special marks. Access offline phrasebook and video demonstrations. Track progress with reading and listening exercises.
Create diagrams and flowcharts using shapes like rectangles, circles, and arrows. Draw freehand or use geometric figures. Collaborate in real-time on an infinite canvas. Export diagrams in multiple formats.
Create for vocabulary or other content. Edit cards with rich text and add images. Import via CSV or Markdown files using iTunes, iCloud, or Dropbox. Use dict.cc to search and select answers for vocabulary learning.
Learn to with real-time practice exercises that track speed and accuracy. Practice with interactive lessons and receive instant feedback. Set personal goals and monitor progress over time. Sync typing sessions across devices for continued learning.
Learn to play the with guided lessons and practice exercises. Access authentic 442 Hz sound recordings. Practice without a physical instrument. Track progress and adjust settings for custom practice sessions.