yes! or you can use a coming soon plugin
you can also use lay theme offline:
https://laytheme.com/tutorials/how-to-create-a-laytheme-website.html#download-lay-theme-and-local
but then you have to transfer that page to an online server using a plugin like duplicator or backup migration: https://wordpress.org/plugins/backup-backup/
https://laytheme.com/tutorials/how-to-create-a-laytheme-website.html#get-webhosting
its much easier to just create your website online instead of offline and then moving it to an online server