InvoYX: an offline SumUp invoicing alternative

The best SumUp Rechnungen alternative for tradespeople is InvoYX — an offline invoicing app with ZUGFeRD 2.2 e-invoices, DATEV export, quotes and dunning. SumUp's invoicing lives in the cloud and pairs with card payments; InvoYX is the offline-first invoicing specialist.

SumUp vs. InvoYX: how they compare

	SumUp	InvoYX
Price	Free tier + paid plans	7-day free trial, then €12.99/month — flat
Works offline	No — cloud	Yes — fully offline
ZUGFeRD 2.2 / Factur-X	Yes	Yes — every invoice
DATEV export	Limited	Yes — 42-field CSV
Quotes & credit notes	Yes	Yes
Dunning (Mahnwesen)	Limited	Yes — 3-stage
Languages	Several	27 languages
Data	Cloud account	No account, data on device

When SumUp is the better choice

SumUp is the right choice if you already take card payments with SumUp and want invoices tied to that ecosystem.

When InvoYX is the better choice

InvoYX is the right choice if you want a standalone, offline invoicing app with ZUGFeRD and DATEV — no payment-provider lock-in.

5 reasons to switch

• Fully offline invoicing, no cloud, no account.
• ZUGFeRD e-invoices and DATEV export built in.
• 27 languages with independent document language.
• Quotes, credit notes, recurring invoices and dunning included.
• Not tied to any payment provider — works with any bank transfer or SEPA QR.

Frequently asked questions

Is InvoYX a SumUp Rechnungen replacement?

For standalone invoicing with ZUGFeRD and DATEV — yes, and offline. If you rely on SumUp card payments and their integrated billing, keep SumUp for payments.

Does InvoYX work offline?

Yes — everything runs locally on your device.

More comparisons

Try InvoYX free for 7 days

7-day free trial, then €12.99/month. Cancel anytime. No cloud, no account.

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