Simple bookkeeping for freelancers

Het Kasboek is specifically designed for Dutch solo entrepreneurs and sole proprietorships. Whether you're a freelancer, consultant, or creative entrepreneur, our software adapts to your situation.

Yes! Het Kasboek automatically calculates your VAT and generates an overview you can use directly for filing with the Dutch Tax Authority.

Yes. You can try Het Kasboek free for 3 months with no obligation. No credit card is needed to start — you only decide whether to subscribe once the trial ends.

Yes, you can export all your invoices, expenses, and reports to CSV or PDF. Your data is always yours.

We focus on simplicity and affordability. No unnecessary features, no hidden costs. Everything a freelancer needs for just EUR 9 per month excl. VAT (EUR 10.89 incl. VAT).