I’m one of those users! When I got an iPad a year ago, I couldn’t believe a) there wasn’t a calculator app on it, and b) there were no calculator apps I could t

I’m one of those users! When I got an iPad a year ago, I couldn’t believe a) there wasn’t a calculator app on it, and b) there were no calculator apps I could trust except yours. So disappointing coming from a Linux and open source background, so at least one person is hugely grateful for devs like you - thank you. :-)