1)   007 Google PageRank Checker 1.0
Google PageRank Checker is free search engine marketing software that checks google pagerank of one website or many websites. It will automatically access many google search engine datacenter to query pagerank.

 2)   Nesox Link Checker Free Edition 2.0
Nesox Link Checker is a professional bulk web link validator, pagerank, link popularity and website traffic rank checker.

 3)   SEOSmart Future PR 1.0
Recovery-review.com started work under the best freeware package of handy SEO tools. First released tool called Future PageRank. It checks 19(!) Google data centers for PageRank and allow you watch PR dynamics for your site (or your peers site)!

 4)   SitePopularity 3.0
SitePopularity will check any number of websites for the most important ranking criterias such as Google Pagerank, Alexa Traffic Rank, Dmoz listing and links from other websites. SitePopularity features advanced functions, yet it's easy to handle.