On Android, consider checking out Graph 89 Free —though you’ll need a .ROM image for it to work (something you can extract from your existing graphing calculator or surely find elsewhere).

<p> Sometimes you just need to make a graph. If your TI-84 isn&rsquo;t handy, Desmos Graphing Calculator is a good backup to have. The app accepts both functions and tables of x and y values as ...

While you may still need to hang on to your graphing calculator for exams, when you're doing your homework, exploring data, or even just messing around, Python plots look better and are also free.

NumWorks is a modern graphing calculator that's fast, user-friendly, and easier to repair. Consumer Reports has the details.

After open-sourcing the Windows Calculator app earlier this month, Microsoft has started working on a major new feature for it - a graphing mode. It's currently unclear when it will be implemented.