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InvoicePlane vs Billance: catalog facts
InvoicePlane	Billance
Free Free and open source, with no paid tier.	Freemium Free to start; details of paid plans are not given in the research.
Web, Self-hosted	Linux
Covers quotes, invoices, payments and client records in one place EU-compliant eInvoice support	Creates XRechnung and ZUGFeRD to EN 16931 Converts existing PDF invoices into e-invoices
Requires running and securing your own server Project and task management is basic	Interface and website are in German Proprietary software
Self-hosted	Downloadable app
Open source	Closed source
License: MIT	License: Proprietary
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.