View programming articles organized by categories and tags, searchable by keywords. Browse indie developed apps and check their Store pages. Monitor support tickets and track their progress.
by Shunzhe Ma★ 5.01 ratingsDeveloper ToolsFreeData updated 2026-10-10
Edit schematics, calculate values, and test circuits
Manage components with a database of resistors, capacitors, and diodes. Calculate circuit values using Ohm’s Law and power formulas. Access schematics, datasheets, and component symbols. Convert units and view component ratings.
Allows users to import articles, PDFs, and videos into a workspace. Save content for offline reading and extract images with one tap. Organize sources as blocks, highlight text, and resume reading from the last position.
Learn environmental topics through articles and resources. Play quizzes, sorting games, and fast-paced challenges. Compete on global and friends leaderboards. Connect with others, add friends, and track progress together.
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Access Quranic verses with audio playback and search functionality. Track prayers with prayer times and alerts. Log supplications and set a counter for recitations. Read articles and view tips from scholars.
Create music using physical blocks arranged into sequences. Choose from 300+ sounds to build original songs. Record and share compositions with others. Track progress and explore creative problem-solving through music-making.
Access suggested topics for research papers, coursework, and presentations. Search topics by keywords and categories. Receive updated and relevant materials to support your academic work.
Explore U.S with articles and HD photos. Learn about from Acadia to Zion. Browse organized content with a simple interface. Access comprehensive information on park features and history. Search for specific or topics.
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Write and execute code directly on iOS devices. Compile and run code snippets instantly. Access a built-in virtual machine. View and debug output in real time. Learn programming concepts through hands-on practice.
Simulate milling operations in 2.5D with G and M code support. Edit and run G0 to G95 codes. Use radius compensation G41/G42. View sharp vector graphics and zoom. Access multiple languages. Track tool paths and machine movements.
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Access news, articles, and resources for . Read Psalms, hymns, confessions of faith, and liturgical forms. Requires internet connection for full functionality.