New
Create and sign invoices directly in SiriusRegister now!
New
Platform for your business finances
You connect bank accounts and e-Factura.
You manage income and payments by projects and see profit in real time directly from your phone.

Our essentials
What exactly can you do with Sirius?
You have the smartest and simplest tool to manage your company's money.
Invoice
Create flawless multi-currency invoices in minutes, send instantly, set recurring billing, and get notified upon payment.

Payments
With Sirius, payments arrive faster, and all invoices, receipts, and transfers are auto-recorded for easy tax prep.

Financial performance
You monitor income and expenses, VAT, unpaid invoices, the VAT registration threshold, and account balances with clear charts and automatic updates.

I have three companies. At one point I felt overwhelmed because I didn't know exactly how much money was coming in how much I was spending, or where it was going.
Read more
Traian ChivrigaFounder
Save 20 hours per weekLess time on management – more on growth
You get paid faster
You create and send invoices and payment requests in seconds, with a direct payment link. Track incoming payments in real time and generate reconciliation statements directly within the platform.
You spend less
We help you track all team expenses, identify budget waste, and optimize financial decisions.
Automated assistance
Bank transactions are automatically synchronized, invoices are marked as paid, and your financial status is updated in real time.
Users about Sirius
Ready to create your subscription?
Smart Start
Free
Perfect for businesses taking their first steps. It's free, so you've got no excuses (or budget worries).
French Studio
€12 €9/ month + VAT
Save 36 eur annually
This is a flexible mid-tier plan with higher limits, more members, and unlimited projects.
Middle-Class Fancy
€29 €25/ month + VAT
Save 48 eur annually
This plan includes unlimited contacts, projects, and team members — with no limits or hidden costs.
Penthouse View
€72 €59/ month + VAT
Save 156 eur annually
Full control. 1000 invoices, card payments, and bank connect run finances with a luxury feeling.
Sirius for entrepreneurs
You immediately start creating invoices and payment requests. You synchronize payments and see financial performance in real time.
Create accountSirius for accountants
You create and sign invoices directly from your account, without separate authentication in FISC. You automatically synchronize payments and manage multiple companies from a single platform.
Create accountFrequently Asked Questions
We use industry-standard encryption, secure servers, and regular backups to protect your information. Your privacy and data security are our top priorities.






















