Billio.
Multi-company billing software that connects quotes, invoices, documents and payments in one multilingual workspace.
- PRODUCT SCOPE
- Multi-company billing application
- CONNECTED CAPABILITIES
- Company workspaces & roles / Commercial document workflow / English, French & Arabic
- PROJECT STAGE
- Private application

Invoice workspace rendered from Billio’s original components with demo data. The blue wordmark is the identity used in the application.
View full-size interface ↗From the first quote. To the final payment.
Next.js and Supabase connect the document experience with company-scoped data access and multilingual interfaces.
- 01
Work in the right company
Separate workspaces and roles organize access to company-specific customers, products and documents.
- 02
Keep the documents connected
Quotes, invoices, purchase orders and delivery notes sit within a shared document workflow, with PDF output.
- 03
Follow the balance
Partial payments and outstanding balances connect document preparation with payment tracking.
Billio, at a glance.
A billing workspace for businesses that manage more than one company. Billio brings customers, products, quotes, invoices and payments into a consistent document workflow.
The approach
Built with Next.js and Supabase, the application combines a shared product experience with company-scoped data access. Document conversion and payment tracking connect the steps from a first quote to an outstanding balance. The application is privately hosted; access is available by arrangement.
Product capabilities
- Separate company workspaces with roles and access controls
- Quotes, invoices, purchase orders and delivery notes
- PDF documents and partial-payment tracking
- English, French and Arabic interfaces
What if
we built it?
Tell us what you want to build.
We’ll discuss the scope and a useful next step.