Here we’ll show to you an app for which probably the Prime was never intended - and for which many other tools (beginning with your telephone) are much better suited: a picture viewer.
The programmer has created an app that 1) works on the newest firmware (8151), 2) can make use of the pinch gestures to apply zoom to a picture, and 3) allows picture input through the connectivity app.
You can find it here:
I have also talked before about hpcalc.org. This is a fantastic site also devoted to HP calculators, mainly based on RPL models, but which also has a department for the new Prime. It has the following program areas:
The whole can be found here