Accosync is a mobile app that extends Tally ERP functionality to smartphones and tablets, offering real-time access to financial data. Compatible with Tally ERP 9 and Tally Prime, it requires no changes to existing data structures. Features include live sales reports, outstanding balance tracking, inventory summaries, and access to over 20 Tally reports on mobile devices. Remote transaction recording and WhatsApp integration enable seamless report sharing. The Accosync Mart feature supports B2B ordering, allowing dealers and customers to browse catalogs and place orders via a branded app, with orders syncing directly into Tally to avoid manual entry. Security includes AES-256 encryption, OTP authentication, and role-based access controls. Setup takes just 10 minutes without IT expertise. Accosync Analytics provides dashboards for sales trends, party performance, inventory turnover, and profit analysis, supporting multiple companies and users under one subscription.