Private WP 2 will make sure people can only read your blog and rss feeds after they log in. Already logged in users will see no difference.

Private WP 2

Makes your blog (including RSS feeds) accessible only to logged in users.

Silver Muru

WS Force Login Page force users who are not logged in by redirect into login page, this way it is good tool for developers to install sites which are in development process by restrict access to site and its content. Or when you want to put all site articles under password this plugin will do this! Working also with domains what includes umlaut letters like ö, ä, õ, ü
Suitable also for putting site to maintenance mode and show custom message in login view.

WS Force Login Page

I had problem with other similar plugins what didnt work in sites with domains what included umlaut letters like ö, ä, õ, ü thats why I needed this kind of plugin



Useful

Redirecting user to login page if not logged in, working also with domains what includes umlaut letters like ö, ä, õ, ü

Private WP 2 vs WS Force Login Page