Piilo.ai is a versatile accounting software designed for sole proprietorships and limited companies, facilitating flexible bookkeeping methods. Users can choose to manage their accounts entirely on their own, have them reviewed by a professional, collaborate with an accountant, or allow the accountant to handle most tasks through the provided materials. The software supports various accounting methods, including single-entry and double-entry bookkeeping, with full support for accrual accounting being rolled out gradually by 2026.

The application integrates seamlessly with bank accounts via a free and real-time bank connection, automatically linking uploaded receipts and documents to transactions. Events are displayed in a clear timeline format, organized by date or subject. Additional features include PSD2 bank connections, the ability to receive purchase invoices electronically, sales invoicing, receipt capturing, and electronic VAT reporting, making it a comprehensive tool for managing business finances efficiently.