Simulate machines and test algorithms
Simulate a by defining states, transitions, and tape symbols. Input programs to execute, observe tape changes, and track behavior. Adjust tape length and initial configurations for different computations.
Showing 21–40 of 1,000 ranked alternatives.
Peter Li
Test elements in 1 minute
Test knowledge of chemical elements by identifying symbols within a minute. Answer or for oxygen's symbol. Share scores on social media. Compete on leaderboards and earn achievements through Game Center.
Erik Wegener
Jot notes, copy text, save ideas
Allows users to write notes quickly without creating new entries. It supports typing text, solving simple math problems, and syncing across devices via iCloud. Notes are stored in a single document.
Rinat Khanov
Paste instantly with one tap
Access special characters instantly with a custom . Choose from over 3000 organized by category. Search by name. Favorite for quick access. Sync favorites and recent across devices.
BatteryXchange Inc
Rent and charge mobile devices
Rent and charge cell phones using kiosks. View rental history and payment details. Track device locations and manage access permissions. Connect with nearby kiosks for on-demand charging and rentals.
Ted Wallius
Catch falling symbols before they hit
This replaces text with symbols for space efficiency. Users can input symbols for male, female, and other gender indicators. It includes a game to practice symbol recognition and improve typing accuracy.
Actowise LLC
Customize with URLs and icons
Customize with user-defined launcher options. Add custom URLs, names, and icons. Launch apps via web or custom scheme URLs. Manage shortcuts and access settings.
Andrey Solovyev
Learn and symbols with quizzes
Learn chemical element names and symbols through interactive quizzes. Test knowledge of basic , advanced , or all from hydrogen to oganesson. Practice identifying atomic numbers with dedicated quizzes. Track progress and review answers for each .
John Esling
Explore phonetic symbols and hear accurate pronunciations
Explore the International Phonetic Alphabet with interactive symbols and labels. Hear accurate pronunciations and view real-life laryngoscopic and ultrasound videos.
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