Kernel OST Viewer is a free Windows tool that opens Outlook OST files without Outlook or Exchange and previews their e-mails, attachments, contacts and calendar entries.
Stellar Converter for EDB converts mailboxes from Exchange Server database (EDB) files to PST and other formats or exports them to live Exchange and Microsoft 365.
Coolmuster Android Assistant is a desktop manager for Android phones and tablets that backs up, restores, transfers and edits their data from a Windows PC.
Desktop Fay is an animated virtual assistant for the Windows desktop that combines reminders, an e-mail client with address book and mailing lists, a calculator and a chat with the assistant.