Managing VAT is an essential step for any business. Our HT / TTC simulator helps you save time and avoid calculation errors, whether you are preparing a quote, an invoice or simply checking an amount.

Enter either the net amount (HT) or the gross amount (TTC), choose your VAT rate, and instantly get the breakdown of all amounts. You can also retrieve the TTC amount in words to insert in your official documents.

This simulator is particularly useful if you work with:

• Create professional invoices : Generate compliant invoices in just a few clicks. Customise the design with your logo, choose between several templates and export high‑quality PDFs to print or send by email.
• Full quote management : Create detailed, professional quotes. Track their status, convert them to invoices in one click when the client accepts, and keep a full history of your proposals.
• Smart payment tracking : Never lose sight of unpaid invoices. See your payment status at a glance, quickly identify late payments and track your revenue in real time with detailed stats.

Combined with our quote and invoice generators, this simulator gives you a complete ecosystem to manage your invoicing online with ease.