Write on PDFs, create notebooks with customizable templates, sketch notes on a large freeform canvas, and take notes on vertically extended pages. Organize content across different document types and layouts.
Play card game to match pairs and score points. Memorize card positions and find matching pairs quickly. Features animated animal cards, classic gameplay, and brain training exercises. Track progress and improve skills over time.
Manage your account with in-person and online access. Book classes, workshops, events, and courses. Send messages for questions or feedback. Follow a public feed for studio updates, promotions, and announcements.
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.
Explore a hidden objects adventure set in 1960s New . Solve puzzles and complete mini-games to progress through the story. Investigate clues to uncover the source of a mysterious disease.
Explore a hidden-object puzzle game set in a mysterious tavern where a rare artifact holds dark secrets. Solve puzzles to uncover clues, interact with characters, and progress through the story. Unlock the full adventure after a free trial.
Manage multiple accounts across different instances with smooth switching and custom appearance settings. Edit drafts and use regular expressions to filter timelines. Stream content and post to Twitter directly.
Set wallpapers with AI-generated images and curated photography. Choose from nature, geography, or art themes. Replace current wallpapers automatically or manually. Save and share selected wallpapers.
Guess the time and location of historical photos. View detailed images with contextual clues. Submit answers and receive feedback. Track progress through historical and geographical challenges. Share results with friends.
Play a game using tones to repeat sequences. Adjust difficulty by increasing speed. Track progress with points. Use Retina display for clear visuals. Compete against increasing sequence complexity.
Learn through an adaptive spaced repetition system that adjusts review intervals based on recall performance. Study symbols, names, and periodic table relationships with structured lessons.
Create personalized AI-generated activities and challenges for . Set romantic reminders and track relationship milestones. Share curated ideas for dates and meaningful conversations.
Allows players to explore different timelines and fight dinosaurs and dragons. Features include mechanics, exploration, mining, crafting, and completing quests. The game offers a 2D retro pixel art style and is playable offline.
Sphere AI Chat allows users to ask questions and receive instant, human-like responses. Generate text such as summaries, scripts, and code. Maintain context across follow-up messages. Pin or copy key responses. Access a locally stored chat history.
Create songs by typing prompts or selecting themes. Use AI to compose tracks tailored to your style. Write lyrics and record vocals to cover favorite tracks. Export and share finished songs directly.
Organize with nested boards and organic growth. Link cards across boards for references. Use excerpts to remix content. Collaborate on boards with others. Track progress through visual boards.
Practice mental addition and subtraction through interactive exercises. Solve problems to build fluency and recall. Track progress and receive instant feedback. Sync with classroom accounts for teacher oversight.