Nice app. Good luck. I use a spreadsheet tailored exactly to my situation. It's not exactly for "budgeting" but it's more of a general purpose expense tracker. It started out simple, but it's now got categories, tracks various bank accounts, investments, gives me useful data for my tax calculations etc. Graphing is built-in. Building new features for new use cases hasn't been too hard so far. And I have hooked up to…
Your spreadsheet seems really interesting, I would have been very curious to see what it looks like. That's a shame it contains your personal data haha