FactuSol, developed by Software DELSOL, represents a cornerstone in the Spanish and Latin American SME market, evolving into a sophisticated hybrid ERP solution by 2026. Architecturally, it utilizes a robust SQL-based backend capable of handling high-volume transaction data across multiple warehouses and points of sale. Its 2026 market position is defined by its 'Cloud/Local' dualism, allowing businesses to operate offline with local databases while synchronizing data with the DELSOL Cloud for remote access and e-commerce integration. The system excels in technical depth, offering complex stock valuation methods (FIFO, LIFO, Weighted Average), multi-currency support, and a highly customizable reporting engine. It has successfully pivoted from a legacy desktop application to a modern, API-first ecosystem that integrates natively with major CMS platforms like WooCommerce and Shopify. FactuSol’s technical maturity makes it an ideal choice for businesses requiring more than simple SaaS billing, specifically those with physical inventory, complex supplier relationships, and high-frequency document generation needs. It remains a leader due to its compliance with international tax regulations and its 'Digital Kit' readiness for automated fiscal reporting.