La confianza de más de 3.000 empresas
Contabilidad e impuestos con IA
Diseñado para microempresas y freelancers
Personaliza tus facturas
Gain full financial clarity
Make confident financial decisions

Contabilidad e impuestos con IA
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Retrieves invoices automatically from AT and collects documents from your email.
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Matches transactions with invoices and organizes everything for you.
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Auto-calculates VAT and applies tax rules.
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Highlights what needs your attention — only if necessary.
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Learns from you and automates more over time.
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Connect your bank & tax portal — or upload receipts and PDF statements manually.
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Confirm or adjust transactions when needed — FIZ suggests the right categories.
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Attach missing documents only when necessary.

Facturación ilimitada y gratuita
Factura en segundos con FIZ: nada más entradas manuales y cálculos.
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FIZ securely stores all your reports, so when tax time comes, everything is ready.
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Access, share, and download reports in the format you need — anytime, anywhere.
No more

Last-minute tax panic
FIZ keeps everything updated for you.

Outdated spreadsheets & manual data entry
Automation does the work.

Storing endless paper invoices & receipts
Just snap a photo or upload digitally, and FIZ stores everything.

Wasting hours on transaction matching
Smart AI takes care of it.