Know your numbers – before the tax bill arrives
Tallsmia makes simple spreadsheets and checklists for freelancers and sole proprietors. You enter the numbers; the spreadsheet does the maths.
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Tax Reserve Calculator
Free ($0+, pay what you want) · English, .xlsx
One sheet: enter your expected yearly income, deductible expenses and your own tax rates, and get an estimate of what to set aside – in total, per month and per quarter. It contains no country's tax rates; you enter every rate yourself.
Skattefrister ENK 2026–27
Free (0 kr+, pay what you want) · PDF, A4 (in Norwegian, for Norwegian sole proprietors / ENK)
A printable one-page checklist of Norwegian advance tax (forskuddsskatt) instalments, VAT (mva) periods and the tax return deadline, from December 2026 through 2027. Source: skatteetaten.no and the Norwegian Tax Payment Act, checked 15.10.2026.
Spreadsheets
Freelance Finance Kit 2026
$19 · English, .xlsx
8 tabs: Read me, Dashboard, Income, Expenses, Tax Reserve, Mileage, Time Log and Invoice. You enter the tax rates yourself.
Tallsmia ENK-kit 2026
299 kr · .xlsx (in Norwegian, for Norwegian sole proprietors / ENK)
A spreadsheet for Norwegian sole proprietorships: log income, expenses and mileage, and see a tax estimate, advance tax instalments and a warning before the VAT registration threshold. One-off purchase, not a subscription.
See also Premium and the ENK bundle →