If you are looking for FREE services without the need to register your details, MyPageRank.net is the place to go. Shown in the screenshot below is the list of FREE tools and services available at MyPageRank:
Instead of wasting your time trying out all the FREE stuff one by one, I've taken the effort to test the tools and services as well as include a short description/review for each. Note that some services and tools are left out from this review as I find it irrelevant. Without further delay, let's begin the review from the top of the list:

1) SEO Stats
A widget that displays the following stats on your blog:
Display PR: display your site Google pagerank
Display Google info: display indexed pages and backlinks in Google
Display Yahoo info: display indexed pages and backlinks in Yahoo
Display Msn info: display indexed pages and backlinks in Msn
Display Alexa info: display Alexa rank and pages indexed by Alexa
The counters stats from all days , today and yesterday !

Customization:
You can choose what kind of stats to be displayed on your blog at the customization page. See screenshot below:
Widget Preview:

Get SEO Stat Now!

2. Google Pagerank Button
Find out your blog's Google pagerank and then grab the PageRank button which fancies you most. Codes for the button are automatically generated. Grab the code and place in on your blog layout.

Sample Buttons To Choose From:
Get Google Pagerank Button Now

4. Googlebot Last Access
Display on your blog the last time Google bot access your site/blog. All you need to do is enter your blog's url and then click the "Check Google Bot Last Access" button.

Button Sample Preview:


Get Googlebot Last Access Button Now

5. Ping Services
Use this service whenever you have updated your blog with a new post. Pinging is a way of notifying major sites such as Feedburner or Technorati that you have updated your blog. Dialogue wise, you sound something like this :
"Hey, look here! I'm done, come check it out!"

Sites available on the Ping list as shown in the screenshot below:
Ping Your Blog Using Ping Services Now

6. Meta Tag Analysis
Most blogs only have the title meta tag and tend to leave out description and keyword meta tags. Use this FREE service to check what meta tags your blog have. You can also learn how to add meta tags for Blogger by reading this article entitled "Tips - Adding Meta Tag To Your Blogspot".

Check Your Blog Meta Tag Now

7. Links Checks
Check how many other sites or blogs that link to your blog by using this FREE service. The more links to your blog, the better it is. Find out also what benefits your blog get from blog linking by reading this article entitled "5 Reasons Why Blog Linking Is Good For Your Blog"

Use Links Check Now

8. Poll Service
Create a poll for your own blog. Follow the step by step instruction and you'll have your own poll in no time.

Poll Sample Preview:

Get Your Own Poll Now

9. Star Rating
Create a simple widget that lets your readers rate your blog. 11 Star Ratings designs to choose from. Codes as usual are automatically generated. Just copy and paste them on your blog layout.

Star Rating Sample Preview:
Get Your Star Rating Now

10. Social Bookmark Tool
A tool that contains all the major Social Bookmarking sites. Major sites listed on this tool includes Digg, Technorati and Del.icio.us.

Tool Sample Preview:

Get Your Social Bookmark Tool Now

Bloggerfocus Summarizes
What more can one ask for? A site that gives you FREE tools and services without even asking you to register as a member. Your e-mail is save from spam and you get FREE stuff in return. Did I say in return? My apologies considering the fact that you did not even give them anything in the first place! Now this is what I trully call FREE.

Till my next post, cheers and happy blogging.

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