Your Financial Data Should Live on Your Device. Here Is the Architecture That Makes That Possible.
How a carefully layered architecture delivers instant offline access, end-to-end privacy, and optional cloud sync, without asking you to choose between them. Estimated reading time: 10 minutes The ...

Source: DEV Community
How a carefully layered architecture delivers instant offline access, end-to-end privacy, and optional cloud sync, without asking you to choose between them. Estimated reading time: 10 minutes The Privacy Paradox of Financial Apps Every financial app on the market asks you the same question on page one: "Create an account." Before you can track a single expense, you hand over an email address. Before you can set a savings goal, your data lands on someone else's server. You are trusting that company's security practices, their terms of service, their business model, and their continued existence — all to do basic arithmetic with your own money. Most apps treat this as inevitable. A login wall is the cost of admission. Your data goes to their database. You hope for the best. Talliofi refuses that deal. Your data never leaves your device unless you explicitly ask it to. No account. No telemetry. No analytics. If you want cloud sync across devices, you bring your own Supabase instance. If