QR Builder vs Calculator

• A quick simple app that lets you create QR codes and share them for easy distribution. • Includes the ability to read and write NFC tags. (this will require permission to the NFC hardware). • Includes a barcode scanner. (This will require permission to use your camera). • Includes a barcode scanner that uses local AI to interpret them. (This will require permission to use your camera). • Includes the ability to change the foreground and background colours as well as allow you to save colour pairs for easier reuse.  • Long press on a saved colour pair to show the option to remove the saved colour pair. • Any data saved in the app is stored only on-device and never sent off device automatically. Any data sharing is instigated by the user via the system share sheet so you are fully in control of your information.

Calculate everyday totals, work through scientific expressions and convert units in one place. All tools and 16 themes are free to use in this version, with no subscription required. SCIENTIFIC WHEN YOU NEED IT Use percentages, parentheses, powers, roots, trigonometry and logarithms. Switch between degrees and radians, preview results while typing and edit an expression without starting over. Memory keys and the previous answer help you keep calculating. CONVERT UNITS AND CURRENCIES Convert length, area, volume, mass, temperature, speed and more. Compare currencies for travel or shopping. Refresh exchange rates online, or use cached or bundled rates offline. Check the displayed update time; currency results are for reference. KEEP YOUR CALCULATION HISTORY Search past calculations, copy an expression or reuse a result. On a wide iPad layout, see your calculator and history side by side. Everyday arithmetic, scientific functions and unit conversion work offline. SPLIT BILLS AND COUNT DAYS Add a tip and split the total between people. Find the interval between two dates for everyday planning, trips and events. MAKE IT YOUR CALCULATOR Choose from 16 themes with cute cats, a corgi, a teddy bear, mecha, racing, planets and more. Try a theme with a working calculator, save favorites and apply your choice. Every theme supports light and dark appearance. Adjust decimal places, key sounds and haptic feedback to suit your habits. History, favorites and preferences stay on your device. The app interface supports 31 languages. Unsupported device languages fall back to English.