What is FiskAI?
FiskAI is invoicing and tax compliance software built for small businesses in Croatia. It covers fiscalization, e-invoicing, bookkeeping, VAT tracking, and regulatory guidance. Instead of fighting paperwork, FiskAI shows you the next step and explains why it matters.
How It Works
Sign up for free
Create your account and explore the system at no cost. You only start paying when you issue your first real invoice.
Issue invoices
Create compliant invoices with automatic sequential numbering, QR codes, and proper formatting. FiskAI handles the structure so you can focus on your business.
Automatic compliance
Every invoice is fiscalized in real time through the CIS system. E-invoices are generated in UBL 2.1 format and transmitted via FINA. No manual steps required.
AI regulatory guidance
Ask questions about your tax obligations in plain language. The AI assistant explains what the regulations say, cites official sources, and helps you understand your next steps.
Key Features
Fiscalization (CIS)
Real-time invoice reporting to the Croatian Tax Administration. Every cash, card, and bank transfer invoice gets a JIR identifier automatically.
E-Invoicing (UBL)
Structured electronic invoices in UBL 2.1 format. B2G invoicing to public sector entities and B2B e-invoicing via FINA, fully compliant with EN 16931.
VAT tracking
Automatic VAT calculation on outgoing invoices, input VAT recording, and threshold monitoring. The current registration threshold is 60,000 EUR annual turnover.
AI regulatory companion
An AI assistant that explains Croatian tax regulations, tracks changes in official sources like Narodne novine, and helps you understand obligations relevant to your business.
11-year digital archive
All your invoices and documents are stored electronically for 11 years, free of charge, regardless of your subscription status. This meets Croatian archiving requirements.
Who Is It For?
Sole traders (obrt)
Lump-sum (pausalni) and income-based trades. Simple invoicing, income tracking, and tax preparation without the complexity of enterprise software.
Small companies (d.o.o.)
Croatian LLCs with up to 10 employees. Business ledgers, VAT records, e-invoicing, and management reports in one place.
Done-for-you accounting
FiskAI Računovođa is an arranged service with a certified accountant who manages your books, with monthly reviews and tax-filing preparation. Available for d.o.o. companies and income-based sole trades.
Pricing built for small businesses
Plans start at 6.99 EUR/month. Sign up for free and explore the system. You only start paying when you issue your first real invoice. No contracts, cancel anytime.
Ready to simplify Croatian compliance?
FiskAI handles fiscalization, e-invoicing, and regulatory tracking so you can focus on growing your business.