For anyone looking for a scientific calculator, I've been building TechniCalc since 2015 (although it was called SciLine back then). It features a visual equation editor; advanced maths features like imaginary numbers, matrices, and summations; and a unit converter and unit-based maths (e.g. 1 meter + 3 yards). It is paid, but it's one up front cost with zero subscriptions, and that purchase will also unlock it on... - Source: Hacker News / 5 months ago
(Self promotion) if people like the Casio style calculators, my app is heavily influenced by Casio’s scientific calculators. The editor works almost exactly like theirs, but it has a modern keyboard that’s optimised for touch screens. The rendering uses the LaTeX font too As well, you get a few dedicated modes, like unit conversion, date calculations etc. https://jacobdoescode.com/technicalc. - Source: Hacker News / 8 months ago
I've just released an update to TechniCalc - my scientific calculator app. The new date mode lets you calculate the years, months, weeks, and days between two given dates. You can also do the same in reverse - finding a date a given distance away from another. The unit converter now supports composite units - like meters to feet and inches, or vice versa. The memory screen has been merged into the constants... - Source: Hacker News / almost 3 years ago
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