All articles ← Knowledge Base CALC Settings CALC Shortcuts, Gestures and Tricks CALC Updates! CALC Watch App - WatchOS 2.0 migration CALC's MDM Configuration capabilities Cash Cast Updates Cleanup if you have multiple CALC versions... Custom Constants Custom functions for Time (hours/minutes) FAQ: Copy / Paste and Clipboard FAQ: How do I delete an Entry? FAQ: How do I do 1/x? FAQ: How to Add CALC's Widget to the Notification Center? FAQ: How to add other currencies to the converter FAQ: How to convert a decimal to a fraction? FAQ: How to Install the Watch App FAQ: How to M+ M- MR & MC? FAQ: How to remove (delete) a record? FAQ: How to set a Timer? FAQ: How to set the wallpaper / background image? FAQ: How to Tape Roll? FAQ: Smart Parenthesis & the Order of Operations FAQ: Watch App - Square root using x^(1/y) Financial Custom Functions Gravitarium support How to access the Tip Calculator / Estimator? How to add other conversion categories (Currency, Mass etc.) to the Apple Watch App How to Customize CALC's colors, look and feel? How to Define new Custom Advanced Functions? How to disable the widget's Clipboard feature How to graph a function? How to Install CALC's Custom Keyboard? Issue: Custom Theme disabled image still shows The features of CALC Smart, Swift & Prime Wrong Conversions?