What "safe to spend today" means, and how it is worked out
By Tarek Raafat ·
Your bank balance is a tempting number to trust, and it lies by omission. It shows what is in the account this moment, not the rent due next week or the savings you meant to leave untouched. "Safe to spend today" is the honest version of that number.
Why the balance misleads
A balance treats every unit in the account as available, when much of it is already promised. Some belongs to bills that have not been charged yet. Some belongs to a savings goal you set. Spend against the raw balance and you feel fine right up until the promised money is due, and then you are short. The number felt honest, but it was quietly counting money that was never really free.
The idea: one number for today
Safe to spend today starts from what is actually free. Take your income for the period, set aside your known bills and your savings goal, subtract what you have already spent, and spread what remains across the days that are left. What you get is a single figure: the amount you can spend today and still land where you planned.
A plain example
Say you have 30,000 coming in this month. You set aside 12,000 for bills and 3,000 for savings, which leaves 15,000 to live on. It is the 20th, you have already spent 9,000, so 6,000 is left, with 10 days to go. Divide, and today's safe number is 600. Buy nothing today and tomorrow's number rises; spend a little more today and tomorrow's gently falls. The currency does not matter; the arithmetic is the same everywhere.
It is a plan, not a limit
The number is guidance, not a locked door. Some days you spend under it and build a cushion; some days you go over for a good reason, and the plan simply adjusts around you. What it gives you is a truthful answer to a question a balance can never answer: given everything I have already promised, what can I spend right now without regret?
How deben shows it
deben works this out for you and keeps it current as money comes in and goes out, so you never do the sum yourself. It is the first thing you see when you open the app. Read more on Features.