This app provides an exact scientific calculator experience, preserving fractions and constants like pi. It offers a clear two-line display, a history of calculations, and the ability to store and name variables. Designed for iPhone, iPad, and Mac, it works offline and is a one-time purchase.
1.3
August 3, 2026
See Ans work, then put real-world constants to work. • A Quick Tour demonstrates SHIFT, VAR, keeping and using variables, holding VAR to open the Variable Explorer and browse physics constants, and switching between exact fractions and decimals. It runs on the calculator itself, with the keys pressing as you watch, and can be replayed from Settings at any time. • Set any of the six variables from 15 built-in physics constants, including the speed of light, Planck constant, gravitational constant and particle masses. Choosing one stores its 2022 CODATA value and a helpful label. • Touch and hold VAR opens the Variable Explorer sooner, and — with Haptic Feedback on — answers as you touch the key, then confirms when the hold completes. • Help now explains calculator errors, percentages, random numbers and hardware-keyboard input.
MoreNo, Ans is completely ad-free. The developer explicitly states that there are no ads, subscriptions, accounts, tracking, or locked functions, ensuring a clean user experience.
Ans is a one-time purchase priced at $4.99. This grants you full access to all features without any recurring fees or subscriptions.
Yes, Ans is designed to work entirely offline. It does not require an internet connection to perform calculations, making it reliable in any situation.
Ans is available on Mac, iPhone, and iPad. It is optimized for each platform, offering a seamless experience across your Apple ecosystem.
Ans treats fractions and constants like pi exactly, not as approximations. For example, it will display sin(π) as 0, not a decimal close to zero, and fractions remain in their exact form.
Yes, Ans allows you to step back through earlier calculations using replay keys. You can then edit any expression in place and re-evaluate it, ensuring accuracy.
Ans has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.
The latest version of Ans is 1.2, which was last updated on July 26, 2026. While specific update frequency isn't detailed, this indicates active development.