I've been trying to replace the last dependency I have on Google products, a "finacial forecast" Spreadsheet integrated with Calendar. It lets me see approximately how much cash I'll have on hand at future dates, basically letting me live paycheck to paycheck without too much stress :) Can this do something like that? If not, does anyone know of something with similar features (local program, simple data files, etc.) that can?
Depending on how complicated your spreadsheet is yes. I enter my fixed expenses a month ahead of time. I can then see how much money I expect to have on a given date with something like
ledger -e 2017-12-15 bal checking