: Lightweight online tools like those from Zoho Toolkit and Site24x7 allow you to upload a file and view its contents immediately in your browser.
: Advanced tools, such as the ICS Attachment Extractor , can identify and save files attached to calendar invitations. Ics Viewer
: Dedicated readers, such as the ICS File Viewer on Google Play, provide mobile-optimized interfaces for managing imported calendar files. : Lightweight online tools like those from Zoho