Learn and memorize shortcut key combinations for Apple apps. View key mappings for applications like Finder, TextEdit, and Safari. Customize shortcuts and test them in real-time. Share learned shortcuts with others.
by 雁勇 潘★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
Calculate minimum ventilation, evaporative pad, and radiant heat with built-in tools. Access service and maintenance checklists. Subscribe to industry alerts and e-newsletters. Retrieve archived content and receive special updates.
The app displays audio frequencies up to 20 kHz on an iPad, iPhone, or iPod Touch. Users can adjust frequency span, FFT size, and apply filtering for smoothing.
The app supports Unicode 11 standard and thousands of symbols. It allows copying characters to the clipboard for use in other applications and features a notepad with customizable keyboards for frequently used characters.
Calculate details instantly by entering amount, interest rate, and term. View real-time updates in tables and charts. Adjust values quickly with popup number pad or change buttons. See payment schedules and visual summaries of terms.