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Designing Permission
Designing Permission

For years, much of interaction design has started from a fairly simple premise: the user decides…

0 posts
0 posts

You enter an Instagram profile. There is a photo, a biography, hundreds of followers and followed…

When the machine seems
When the machine seems

The GPS suggests a route. The analytics system highlights an anomaly. A platform recommends an…

VAT / income tax calculator

Tool available

VAT / income tax calculator

Ideal for self-employed professionals in Spain who need to estimate the total of an invoice, the withholding tax and the final amount to be received.

Invoice details

How to use it

Enter your invoice’s taxable amount, the VAT rate and the personal income tax withholding rate. You will immediately see how much VAT you charge, how much you withhold and the final total you will receive.

If you need a more advanced version, the natural next step is to add expenses, self-employed contributions, actual margin and monthly simulation.

Request an advanced version