Track expenses without linking your bank: why and how

Updated November 1, 2026

Many apps ask for access to your bank account. Others let you log spending yourself. Here is what that changes, and how to do it well.

Why not link your bank?

• Privacy: your banking data never leaves your bank. No third-party app reads your transactions.
• Control: you decide what goes into your tracking (projects, for example, can stay apart from your monthly budget).
• Awareness: logging a purchase, even in a few seconds, makes you look at it. Many people spend less simply because they log.
• Simplicity: no connection that expires, no misfiled transaction, no account to link.

The limits, honestly

Manual tracking takes a little effort: you have to remember. If you forget for a week, your budget stops reflecting reality. The key is to make the gesture as short as possible.

How to remember: 5 tips

1. Log it right away, when you pay: three taps and it's done.
2. Turn on an evening reminder to add what's missing before bed.
3. Automate the fixed costs: rent, subscriptions and bills come back every month, so add them once as recurring expenses.
4. Do a weekly check of two minutes: compare your bank statement with your tracking to catch a miss.
5. Keep categories simple: eight well-chosen categories beat thirty.

How long does it take?

Logging an expense takes a few seconds. Count one to two minutes a day, plus two minutes for the weekly check. That's less than fixing a month of transactions an app misfiled.

With Leyfin

Leyfin has no access to your bank. Your usual expenses are suggested in one tap, the category is suggested while you type the note, an evening reminder is available, and your rent and subscriptions add themselves. You can export everything as an Excel file or CSV whenever you want.

Keep reading

• How to Make a Simple Monthly Budget in 5 Steps
• The 50/30/20 Rule: How to Apply It to Your Budget
• Save for a Goal: Trip, Emergency Fund and More