Accounting & VAT
Double-entry books with tax built in.
OfisOs is the business operating system that replaces a dozen tools with a single, calm workspace — where every part of your company shares the same walls.
No credit card. Import from your current tools in minutes.
Already have an account? Log in
Now in early access
One system
Every tool you use every day — accounting, sales, projects, people, chat — lives inside the same office. Data flows between rooms automatically. Nothing is copied. Nothing is lost.
Accounting & VAT
Invoicing
Banking
CRM
Time Tracking
Projects
E-Signatures
Logistics
AI Assistant
Every square is a room in your office. Walk between them without leaving the building.
Modules
Turn on what you need today. Add more rooms as you grow. Nothing to reconnect, nothing to migrate.
Double-entry books with tax built in.
Quotes to paid invoices in minutes.
Live bank feeds and one-click reconciliation.
Every contact, deal and conversation.
Turn hours into invoices.
Plan work, hit deadlines.
Your business inbox, in the office.
Chat, calls and video — in one room.
The office
Meet leads, quote deals and open new customer files without switching tools.
Books, VAT, payroll and reporting — always closed, always ready.
Projects, tasks and time all connected to the invoice they'll become.
Pricing
Every module included. Pay for people in the office, not for the rooms they use.
Founders & freelancers
Growing companies
Set up in under 10 minutes. Import your accounting, contacts and invoices. Turn on the rooms you need — leave the rest for later.
We'll only use this to contact you about OfisOs — no lists, no spam.