Calculi is a smart calculator that is simple and easy to use, but with advanced features for power users. Whether you are trying to balance your checkbook or taking an advanced math class, this app will help you with all of your calculating needs.
Calculi doesn’t just add two numbers together, but can solve complex expressions using the order of operations. The multi-line display allows for small or large expressions. So go ahead and calculate anything and everything! Press the 2nd button to reveal more scientific functions.
You can easily convert any of your calculations to a different unit across 17 categories such as length, area, and volume. Unit conversions are saved to your calculation history for easy review. A Calculi Pro subscription is required for this feature.
Traveling abroad? Not sure how much your lunch costs? Calculi has you covered with support for over 30 different currencies around the globe (data is updated daily from the European Central Bank). A Calculi Pro subscription is required for this feature.
Common constants from both mathematical and scientific fields (astronomical, chemical, electromagnetic, etc.) are included for use in calculations.
Calculi adapts to all of the latest iOS devices. Even better, multitasking on the iPad is supported in all orientations. Multi-window support is enabled on iPadOS so you can have Calculi wherever you need it. For power users, light and dark modes are available.
Gestures are fun. So why not?
Don’t be selfish. This history tape can be shared either as a single thread or the entire tape using numerous methods such as email, messaging, or print.
Pair an external keyboard or trackpad to gain access to powerful shortcuts and full cursor support. You can hold down the command key on your keyboard to view all the available shortcuts.
Calculi is also available on Apple Watch! Besides a four-function calculator, you will also find a tip calculator and counter.
Finally, if you enjoyed Calculi, please take some time to leave a review. Feedback is always appreciated for future updates.
This yearly subscription grants you access to the following:
If you enjoy using the app and want to support an independent app developer, please consider sending a tip.