Money and bookkeeping
Bookkeeping for side businesses and freelancers: hours, invoices, VAT and what to set aside.
Kwartaal tracks your hours, makes your invoices as PDFs with continuous numbering, and follows income and expenses with warnings for the thresholds that matter. Every tax figure has a source and a year, and what is not checked is shown as an estimate.
For people with a side business and freelancers who want to understand their own books.
What you see here is what we plan to do. We do not promise a date we cannot keep.
Being built now, a first part is in place.
We only add a link once the app is really usable. No empty promises, no dead links.
Core free
The core of Kwartaal works for free and without an account, and everything stays in your browser. Plus adds syncing between devices and export to your accountant: €5 a month or €50 a year.
Or Plus in every app together, the Bureel package: €12 a month or €120 a year, €280 a year less than everything separately.
Prices exclude VAT.
All pricesBon keeps the receipt with its amount and VAT, Kwartaal counts it in your expenses. Enter it once, use it twice.
Through a CSV file
Kwartaal keeps your numbering and your customers, Factuurklaar turns the invoice into the format Peppol expects and checks it.
Through a UBL file
Marge works out what to charge, Kwartaal applies that rate to your hours and invoices.
Through a CSV file
Driving for the business costs money. Rit keeps the list, Kwartaal counts it in.
Through a CSV file