A website called feedthebot has a couple of easy-to-use SEO tools you might find interesting.
- Page Spider
Learn how Google sees your webpage.
- Image SEO Tool
This tool will look at a webpage and examine how well the images on that page are following basic image SEO techniques.
Yes, there are other tools, including Google's own Webmaster Tools, but these are super-simple to use and great for looking at single pages in your website. Additionally, they are free!
Hope they help you with your SEO endeavors.