Nantes, France Building quotes and invoices software Developer, editor, e-commerce

The quote and invoice software for craftsmen simply

Building management finally simplified

Obat is a simple and 100% French online management and invoicing software, whose mission is to support construction companies in the management and growth of their activity.

Designed specifically to meet the needs of construction professionals, independent craftsmen, VSEs and small SMEs, Obat offers a turnkey solution on a single platform to simply and efficiently manage your invoicing, optimize your profitability and better manage your business on a daily basis.

Considered today as the best building management tool on the market for its ease of use, quick handling and intuitive interface, Obat is also the best rated software on Google by artisans with a score of 4,9 out of 5.

The advantages of Obat

1/ Simple and quick creation of quotes/invoices

With Obat, edit your documents in a few clicks and save hours of administrative management each week. Take advantage of a 100% online tool, accessible on PC, Mac, tablets and smartphones.

  • Simple and intuitive interface for a quick start
  • Automatic addition of 19 legal notices
  • Editing tool for customizing documents
  • Electronic signature of quotes
  • Integrated building library + Optional Batichyphering
  • Automatic generation and sending of VAT certificates
  • Tool complies with the VAT anti-fraud law
  • Easy reminders of unpaid debts - with email templates provided
  • Integration of photos into your quotes and invoices

2/ Site management and profitability monitoring

From quote to delivery of work, manage your construction sites in real time using features designed for construction professionals. Improve your margins and profitability, coordinate your teams and control your expenses.

  • Calendar, workload plan and resource assignment
  • Entering purchases by site and overheads
  • Monitoring of working time and associated hourly rates
  • HR management of employees and temporary workers
  • Sales performance tracking table
  • Synchronization with your professional bank account

3/ Unlimited and 100% free excellent support

In addition to being a very simple software, Obat offers a local human support team entirely dedicated to help you in a few minutes for all your requests. And that for free and unlimited!

Available by phone, chat or email, the responsiveness and quality of assistance is a recognized asset of Obat, as the numerous glowing customer reviews attest.

Users also have the option of booking an individual session with one of our building experts to answer your questions on various topics and issues related to your profession. Get support on every aspect of your business management!

4/ Your data 100% secure in France

The security of its customers' data is at the heart of Obat's concerns. Your data is automatically saved on servers in France and duplicated in several locations in real time. Obat offers its customers the guarantee of no data loss and frees them from backups.

An all-in-one solution to grow your business

Because the problems of building contractors go beyond administrative tasks, Obat offers various complementary services which all aim towards a single objective: boosting your visibility and the growth of your business.

Obat Studio

Benefit from fully personalized support in the creation of your website and social networks, your visual identity, your communication supports (logo, business card, construction site banner, flyer, etc.), in your local SEO strategy on Google. All the information on

Obat Works Portal

Our online directory listing trusted building professionals throughout France. Its goal: to allow individuals wishing to carry out work to find the ideal service provider and to request a quote easily. Create your company profile in a few clicks and benefit from numerous services included to generate maximum trust and visibility!

Obat's promise

Free up your time to earn more money!

  • Your quotes in 3 minutes, your invoices in 1 click
  • 4 management hours saved per week
  • Customers impressed by pro quotes
  • 23% more signed projects
  • Excellent customer support, free and unlimited
  • 14 days free trial, no obligation, no credit card

9 out of 10 artisans recommend Obat for its simplicity

Are you looking for a simple software to ensure the costing of your quotes and to invoice your customers? Do like the thousands of craftsmen who already trust it and choose Obat!

Contact Obat:

For a question, a demo or test the software for free for 14 days:

Phone: 02 53 48 07 06

Website :