Electronic Invoicing for Flat-Rate Taxpayers, 50% Discount

Choose OpenSTAManager for flat-rate regimes: the open source management software for technical assistance and simple, complete online electronic invoicing.

Access from anywhere you are: from PC, smartphone and tablet.

Manage your movements from registering contacts, creating quotes, issuing invoices and sending them to the Exchange System (SDI).

Try issuing an invoice right now with the free demo!
Your electronic invoices in less than 1 minute
Discover how with our video guide.

Try it on our demo

Activate your management software by December 2025!
With OpenSTAManager you can manage electronic invoicing including sending, receiving, signing and storage and many other features…
A soli 12€ +IVA/mese*, utilizza il codice sconto
FOR50

Attiva subito

Electronic Invoicing
Create, send, receive and record electronic invoices. Digital signature and substitute storage are included.

Purchases
Import electronic invoices issued by your suppliers and record purchases in a few seconds.

Quotes
Create and send a quote wherever you are with maximum simplicity. Turn it into an invoice instantly.

Accountant
Your accountant can access your account, download documents and upload F24 forms.

Deadline Calendar
Receive a notification at the expiration of invoices and F24 forms. Automatically send a payment reminder.

Dedicated Support
In case of bugs or malfunctions, our technicians are by your side for quick and effective support.

Manage your VAT number under the flat-rate regime with simple and fast management software

OpenSTAManager is the invoicing software that helps you keep your business always under control.
Simple, fast, secure and accessible: OpenSTAManager will become your best ally, allowing you to focus only on your business.

Management Software for Flat-Rate Taxpayers

€12 +IVA /mese*

*Offerta valida per il primo anno di sottoscrizione

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