Reports and Timesheets for Jira is available for all three hosting versions of Jira: Cloud, Server, and Data Center. The app can be installed from Atlassian Marketplace: link to Atlassian
From the app page, select the appropriate Hosting option and click the Try it free button to start the installation wizard.
After the installation is complete, AIO Reports menu item will appear inside Jira
Go to Jira > AIO Reports > Custom Report to start using the add-on
Admin privileges in Jira are required for installing the add-on
Cloud Instance
Server Instance