It's possible to install Wordpress to a free plan of InfinityFree?

[Frank419]

Yes

How to install CMS (like Wordpress and Joomla)

It’s easy to make great, powerful websites by using a popular CMS like Wordpress, and customize it to your needs using plugins and themes. But how do you install scripts like that? Login to your control panel by finding your account in the client area and clicking the Control Panel button. Open the Softaculous Apps Installer inside your control panel. You may have to scroll down to find it. Find your script in Softaculous through the search menu, featured scripts, or category dropdowns. Click …

If you need to migrate

How to migrate your website to InfinityFree

If your website doesn’t use MySQL databases, moving your site is very easy. Simply upload all your files to the ‘htdocs’ folder on your hosting account with FTP or a file manager. If you have a PHP based website, check if it has any configuration files where a domain name or file path needs to be set. Update these values as required. If your website is using MySQL databases, you need to move the database contents as well and update the configuration of your website to use the database: Backup…