InvoYX: a sevDesk alternative that works offline
The best sevDesk alternative for people who invoice on the move is InvoYX — an offline invoicing app with ZUGFeRD 2.2 e-invoices, DATEV CSV export, quotes and 3-stage dunning in 27 languages. sevDesk is powerful cloud accounting; InvoYX is the lean, offline tool for getting an invoice out in 30 seconds on site.
The short version
sevDesk wins for full cloud accounting with bank feeds and a bookkeeper workflow. InvoYX wins for the tradesperson who wants invoices, quotes, ZUGFeRD and DATEV export with no cloud, no account and one flat price.
sevDesk vs. InvoYX: how they compare
| sevDesk | InvoYX | |
|---|---|---|
| Price | Cloud subscription, tiered plans | 7-day free trial, then €12.99/month — flat |
| Works offline | No — cloud, needs internet | Yes — fully offline on device |
| ZUGFeRD 2.2 / Factur-X PDF | Yes | Yes — every invoice |
| DATEV export | Yes | Yes — 42-field CSV batch |
| Quotes & credit notes | Yes | Yes — offers, vouchers, refunds, recurring |
| Dunning (Mahnwesen) | Yes | Yes — 3-stage, configurable fees |
| Languages | German + English | 27 languages |
| Data location | Cloud account | On device only, no account |
When sevDesk is the better choice
sevDesk is a full cloud accounting platform — bank connections, VAT, bookkeeping. If you sit at a desk with a bookkeeper and want a complete online accounting suite, it does more.
When InvoYX is the better choice
InvoYX does one thing extremely well: invoicing on site. No account, no cloud, ZUGFeRD and DATEV included in one flat price, and your data stays on the phone. For a tradesperson, that is usually all you need.
5 reasons to switch
- Write an invoice in 30 seconds, offline, directly on the building site.
- ZUGFeRD e-invoices and DATEV export included in one flat price — no tier upgrade.
- 27 languages, with the document language independent of your app language.
- Quotes, credit notes, refunds, recurring invoices and dunning built in.
- No account, no cloud: customer and price data stay on your device, AES-256 encrypted backup.
Frequently asked questions
Can InvoYX replace sevDesk for my business?
If you use sevDesk mainly for invoicing, quotes and tax export, yes — InvoYX covers those, offline. If you rely on sevDesk's bank feeds, VAT filing and full bookkeeping, you'll want to keep both.
Does InvoYX support DATEV export like sevDesk?
Yes — a 42-field DATEV CSV booking batch your tax advisor imports directly.
Is there an account or cloud?
No. InvoYX has no account system and stores everything locally in SQLite. Your data never touches a server.
Try InvoYX free for 7 days
7-day free trial, then €12.99/month. Cancel anytime. No cloud, no account.
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