Declair

Invoicing software for Dutch freelancers. Simple, fast, and

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February 14, 2026 Declair


Hey IH community,

I'm Dennis, a freelance developer from the Netherlands. I've been building side projects for years alongside my day job.

The problem I kept running into: Dutch invoicing is a mess.

The Dutch market has specific requirements that generic tools don't handle well — specific VAT rates (21%, 9%, 0%), mandatory invoice numbering, and iDEAL as the dominant payment method.

Existing solutions were either too expensive, too complex, or just not designed for the Dutch market at all.

So I built Declair.

Current status:

- Live at declair.app

- Core features: invoicing, costs, OCR, VAT, income taxes help, iDEAL paymentlinks, audit trail

- Early stage, actively looking for users and feedback

What I'm most unsure about:

- Pricing: is a freemium model right, or should I go straight to paid?

- International: Dutch-only for now, but worth expanding?

Would love any feedback from the IH community, especially if you've built or used invoicing tools before.

Check it out: declair.app

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The Dutch market has specific requirements that generic tools don't handle well. Existing solutions were either too expensive, too complex, or just not designed for the Dutch market at all. So I built Declair.