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Discover Flexina Invoicing, an online invoicing and business management software trusted by businesses for over 15 years.

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Trusted by businesses in Belgium

Belgian companies use Flexina every day to manage their quotes, invoices and business operations.

TWOSEVEN SRL

SECURITY, NETWORK & ELECTRICAL

"Always loyal to FLEXINA here in Belgium, a real pleasure and a very efficient tool on a daily basis. We had tried many different invoicing software and none of them offered such flexibility in settings and customizations. A must have for all freelancers and Belgian companies who want an all-in-one tool without any hassle."
Lionel Delsart

Led Tech Pro

LED Technology

"I have been using Flexina for 13 years in Belgium, it's an excellent invoicing software that is complete (quotes, purchase orders, delivery notes, invoices...). It is easy to use, with its app and Cloud, it allows access to documents from anywhere and with any device."
Ugo Genestout

BATIJOINT PEINTURE

Painting & Construction

"We have been using Flexina for 10 years to manage our painting business in Herstal, Belgium. It's an indispensable business management tool: quote tracking, deposit management, overdue payment reminders and invoicing. Simple and effective on a daily basis."
Batijoint Peinture