This utility will calculate and display the Plort Market prices based on your save file.
Simply upload your save file in the form below.

See here to find your save file location.
The save file filename will look like: 20180203123456_Game1_4.sav

Note that the displayed prices do not take into account devaluation due to sales!
(i.e. all prices are displayed as if no plorts have ever been sold.)