No-spend challenge guides

Short, practical pieces on running a no-spend challenge without turning it into a budget.

How to write no-spend challenge rules you will actually followWrite your no-spend rules down before you start, in one sentence, and settle the edge cases in advance. Here is how to decide what counts and what doesn't.
What counts as spending on a no-spend day?On a no-spend day, discretionary purchases count and fixed essentials do not. Here is the usual dividing line, and how to place the awkward cases.
How to track no-spend days on your iPhoneTracking no-spend days works when logging takes one tap. Here is how to set it up on an iPhone without linking a bank account or building a budget.
You broke your no-spend streak. Now what?Breaking a no-spend streak is normal and recoverable. Log it honestly, start again the same day, and treat the best run you built as the number that matters.
Put your no-spend challenge on your Home ScreenA Home Screen widget turns a no-spend challenge into a one-tap habit. Here is why the widget matters more than the app, and how to place it well.
No-spend challenge or budget: which should you try first?A budget allocates money across categories. A no-spend challenge interrupts one habit. Here is which one fits the problem you actually have.