Mast is a Swiss financial software brand offering an integrated platform for invoicing, accounting, treasury, reporting and financial analytics. Designed for Swiss companies, it supports multiple currencies and Swiss requirements, including VAT, Swiss GAAP and the Swiss Code of Obligations. The platform also supports ISO 20022 and QR-bills, provides a complete audit trail, and is Swiss-hosted and FADP-compliant.

Mast brings everyday finance workflows into one workspace, with tools for bank reconciliation, budgeting and planning, master data, audit checks and real-time financial reporting. Its built-in AI assistant helps users find invoices, bills and transactions, review financial summaries, and navigate the application. Mast emphasizes collaboration between businesses and fiduciaries, automated routine tasks, and up-to-date visibility into cash, revenue and other performance indicators.

Companies can import their existing records using Excel templates and connect bank data through SFTP or statement uploads. Mast also offers tailored onboarding and integrations, alongside paid migration services for complex data transfers or fiduciary firms managing multiple client mandates.