InvoYX: an offline Zervant alternative
The best Zervant alternative for tradespeople is InvoYX — an offline invoicing app with ZUGFeRD 2.2 e-invoices, DATEV export, quotes and dunning. Zervant is a cloud invoicing SaaS for small businesses; InvoYX is the offline-first specialist.
The short version
Zervant is a solid cloud invoicing tool for small businesses. InvoYX is the right choice if you need invoicing that works offline, with German ZUGFeRD and DATEV formats.
Zervant vs. InvoYX: how they compare
| Zervant | InvoYX | |
|---|---|---|
| Price | Cloud subscription | 7-day free trial, then €12.99/month — flat |
| Works offline | No — cloud | Yes — fully offline |
| ZUGFeRD 2.2 / Factur-X | Limited | Yes — every invoice |
| DATEV export | Limited | Yes — 42-field CSV |
| Quotes & credit notes | Yes | Yes |
| Dunning | Yes | Yes — 3-stage |
| Languages | Several | 27 languages |
| Data | Cloud account | On device, no account |
When Zervant is the better choice
Zervant is the right choice if you want a simple cloud invoicing tool for occasional use.
When InvoYX is the better choice
InvoYX is the right choice if you invoice daily on site and need ZUGFeRD, DATEV and full offline operation.
5 reasons to switch
- Native ZUGFeRD e-invoices and DATEV export.
- Fully offline with no account and no cloud.
- Quotes, credit notes, recurring invoices and dunning in one flat price.
- 27 languages with independent document language.
- AES-256 encrypted backup, data stays on your device.
Frequently asked questions
Is InvoYX a Zervant replacement?
For invoicing on site with ZUGFeRD and DATEV — yes, and offline. Zervant remains a simple cloud option if you don't need German tax formats.
Does InvoYX work offline?
Yes — everything runs locally on your device.
Try InvoYX free for 7 days
7-day free trial, then €12.99/month. Cancel anytime. No cloud, no account.
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