
Invoicing & Bookkeeping SaaS for Slovak Businesses
vporiadku is our own product: invoicing and simple bookkeeping for sole traders and small companies in Slovakia — invoices written in one sentence or dictated, expenses read from PDFs and photos, Pay by Square QR codes, bank statement matching and VAT report preparation.
Challenge
Slovak sole traders and small companies juggle invoices, expenses, bank statements and VAT returns across separate tools, and structured e-invoicing becomes mandatory in Slovakia from 1 January 2027. We wanted one product that follows Slovak tax rules natively, takes the typing out of bookkeeping with AI, and stays affordable for a one-person business.
Solution
We built vporiadku as a full-stack SaaS: Next.js 16 and React 19 on the front end, NestJS with TypeORM and PostgreSQL behind it, Stripe for subscriptions. A user can type or dictate an invoice in one sentence and AI fills in the form. Supplier PDFs and photos become draft expenses: the text layer is read first, a multimodal model handles scans, and the model's output passes arithmetic, IBAN and range checks before the user confirms it. Invoices carry a Pay by Square QR code built to the Slovak standard and verified by decoding it back with an independent library. Bank statements (camt.053, MT940, CSV) and bank e-mail notifications flow into one pipeline that de-duplicates payments and matches them to invoices. The product also covers ten document types, recurring invoices and reminders, VAT report preparation, simple bookkeeping, stock, fixed assets, a vehicle log book, team roles, a client portal and webhooks.
Results
vporiadku is live at vporiadku.sk with a free plan and a 30-day trial of the paid plan that needs no card. Public claims about the product come from a single internal status file that is checked by running the product rather than by reading the code, and unfinished features are published only as in testing with a target date — such as sending e-invoices over Peppol through a certified partner, targeted for Q4 2026.
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