Pennylane
Fastest-growing accounting platform in France. REST API for invoices, contacts and receipts. Works directly with the tax advisor (Expert-Comptable) in real time.
Sage
Established for decades. Sage 50 (desktop) and Sage Business Cloud (SaaS). PlotonIQ uses the Sage API for invoice export and contact sync.
Cegid
Enterprise solution for larger French businesses. ERP integration with accounting, inventory, and HR.
Others
EBP, Evoliz, MyUnisoft, Tiime, Indy — all connected via generic export adapter or native integrations.
TVA (VAT)
France has four rates: 20% standard, 10% intermediate, 5.5% reduced, 2.1% super-reduced. PlotonIQ applies 20% for sign-making services automatically. EU reverse charge for cross-border work.