Managing OST files without Outlook often becomes a challenge when Exchange connectivity is unavailable or the mailbox is inaccessible. This solution allows users to open and view OST files directly on a Windows system with complete access to emails, attachments, contacts, calendars, tasks, and other mailbox items in a readable format. It supports both healthy and corrupted OST files and provides smart scanning options to handle different corruption scenarios. With a simple interface and wide compatibility across Outlook and Windows versions, OST Viewer Freeware helps users securely analyze and preview OST data without relying on Outlook or an active Exchange environment.