I Tested the Kakobuy Spreadsheet for 30 Days: Is It the Ultimate Budget Hack or Just Hype? My wallet has been through it. This year, I swore off impulse buys, deleted four shopping apps, and told myself, ‘No more, babe.’ But then I stumbled across something that made me do a double take: the kakobuy spreadsheet. I’m not gonna lie, I was skeptical. A spreadsheet? For shopping? Sounds like something my accountant cousin would geek out over. But after seeing it blow up in every deal-hunting group I’m in (yes, I lurk in a few), I had to give it a go. So grab your iced oat latte and get…