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Tungsten e-Invoice Connect

Freemium#8 of 32 in Electronic Invoicing Software

Tungsten e-Invoice Connect: A cloud e-invoicing service with Peppol, validation, conversion, and a free tier. Ranked #8 of 32 in Electronic Invoicing Software by our editors (6.9/10); pricing: Free plan; best for low-volume users needing a free tier.

6.9/10Editor score

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Tungsten e-Invoice Connect6.9 Visit Tungsten

At a glance

Editor score
6.9 / 10
Pricing
Free plan
Best for
Low-volume users needing a free tier
Free plan
Yes
Peppol access
Yes
Facts checked
20 Sep 2026

Where it wins
- Free plan supports up to 25 invoices per month
- Peppol access with conversion, validation, and routing
- ERP, email, FTP, portal, and REST API connectivity
Where it doesn't
- Free plan is limited to 25 invoices per month
- Higher-volume plans use monthly invoice caps
- Focused on electronic invoicing rather than broader finance workflows

Our verdict on Tungsten e-Invoice Connect

Tungsten e-Invoice Connect is a cloud service for organizations that send and receive structured electronic invoices. It is suited to accounts payable and accounts receivable teams that need invoice conversion, content and format validation, reference checks, routing, and status tracking across multiple networks. Supplier and customer onboarding, a self-service portal, and support for sending and receiving invoices make it relevant for businesses coordinating transactions with external partners.

Its ecosystem fit is a central strength. The service connects with ERP systems, billing platforms, Tungsten AP Essentials, Peppol, NemHandel, ELMA, and Chorus Portal Pro. Business-system integration is available through ERP, email, or FTP, while REST API access uses API keys. Support for formats including Factur-X, Finvoice 3, OIOUBL, PEPPOL3, xRechnung, and ZugFERD helps organizations exchange structured invoices across different requirements and networks. Peppol connectivity is built into the service rather than treated as a separate workflow.

The product is most compelling when electronic invoicing is the specific operational need. Its published plans scale from Free at up to 25 invoices per month, to Basic at up to 100, Plus with 500 included, and Premium with 5,000 included. Plus and Premium can add packages automatically as needed. That structure gives low-volume users a clear entry point while accommodating higher invoice volumes. Organizations seeking a broader accounting, procurement, or finance suite should look elsewhere; teams focused on sending, receiving, validating, converting, and routing e-invoices should find the feature scope better aligned.

Tungsten e-Invoice Connect pricing

Plans Free planFreemium A usable free plan; paid tiers unlock the limits above. Prices re-checked Sep 2026.

See plans on tungstenautomation.com

All 4 Tungsten e-Invoice Connect plans and prices →

Tungsten e-Invoice Connect fact sheet

Free plan	Yes
Paid from	Not verified
Peppol access	Yes
Tax validation	Yes
API access	Yes
Invoice limit	100 /mo
Structured formats	BGC Invoice, E2B 1.6, Esxml2, Factur-X, Finvoice 3, OIOUBL, OIOXML, PEPPOL3, Pyramid, Svefaktura, TEAPPS 3, xRechnung, ZugFERD
Deployment	Cloud
Deployment	Cloud
Platforms	Web
Compliance & security	2FA
Support	Docs
Built for	Small business, Mid-market, Enterprise (editorial estimate)
Integrations	7 integrations: ERP systems, billing platforms, Tungsten AP Essentials, Peppol, NemHandel, ELMA …
Pricing	Free plan (source)
Website	tungstenautomation.com
Facts checked	20 Sep 2026

Tungsten e-Invoice Connect integrations

Tungsten e-Invoice Connect lists 7 integrations on its own site.

ERP systems
billing platforms
Tungsten AP Essentials
Peppol
NemHandel
ELMA
Chorus Portal Pro

Alternatives to Tungsten e-Invoice Connect

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Tungsten e-Invoice Connect vs the competition

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The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Tungsten e-Invoice Connect for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

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Featured on iTechGuides

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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

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Last updated 28 Sep 2026 · How we research and update