KSeF Faktury
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Contact

We answer in Polish, English and Ukrainian. The same address handles questions about the app, early access, payments and personal data.

Email
kontakt@ksefshop.pl
Company
LLC Lytvynov Production (a company under Ukrainian law), EDRPOU 43293825
Robocha street 164A, apt. 58, 49008 Dnipro, Ukraine

The app, setup, KSeF

Write to the email address above. Include your store address and, if possible, the order number.

Early access: WooCommerce, PrestaShop, API

Join from the pricing section or write to us: we open access in batches and help with the first integration.

Payments, subscription invoices and refunds

Plans for WooCommerce, PrestaShop and the API are sold by Paddle.com as our reseller and merchant of record. Find your order at paddle.net or write to us and we will pass it on to Paddle. The Shopify app is billed by Shopify.

Personal data

Send personal data requests to the same address. We answer within one month.

Terms for direct customers · Refunds and cancellation · Privacy policy · Terms of service (Shopify)

KSeF Faktury

Join the launch list

We will write once, on launch day in the Shopify App Store (December 2026), and help you set up.