3xx

Online e-invoicing and Peppol invoice exchange for Slovak businesses, sole traders and accounting firms ahead of 2027

Košice, SlovakiaFounded 20263xx.sk Website technologies

Highlights

Young companyFounded 2026
New on EvolcAdded 2026-10-22

About 3xx

3xx builds a web-based invoicing system that issues and receives e-invoices over the Peppol network, with support for document signing, expense capture and payment matching in its paid plans.

Customers are Slovak businesses, sole traders and accounting firms; the company states it has 700 clients. Receiving e-invoices is free, while issuing is sold as monthly subscriptions from 4 € to 18 € per month, with a free plan that includes 12 issued invoices a year.

The company is registered in Košice as 3xx s. r. o., founded on 12 June 2026, and the website targets the mandatory Peppol e-invoicing requirement for business-to-business invoices from 1 January 2027.

Product: Web-based invoicing system for issuing and receiving e-invoices over Peppol, with expense capture, document signing and bank payment matching on higher plans.

Jobs at 3xx

No open positions listed right now.

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