# mas > Command-line interface for the Mac App Store. > More information: . - Sign into the Mac App Store for the first time: `mas signin "{{user@example.com}}"` - Show all installed applications and their product identifiers: `mas list` - Search for an application, displaying the price alongside the results: `mas search "{{application}}" --price` - Install or update an application using exact numeric id: `mas install {{numeric_product_id}}` - Install the first application that would be returned by the respective search: `mas lucky "{{search_term}}"` - List all outdated apps with pending updates: `mas outdated` - Install all pending updates: `mas upgrade` - Upgrade a specific application: `mas upgrade "{{numeric_product_id}}"`