While all of the above are good suggestions in general, none touches specifically on the issue of titles. I'd recommend that you explore some of this for yourself, and that WebmasterWorld is an extremely good place to start.
I suggest that you search webmasterworld.com for
google titles (no quotes). I find Google results more complete and generally fresher than those of the other major engines. YMMV. Search syntax would be...
[site:webmasterworld.com google titles] You can also use our "search" link up at the top of the page, which gives you Google/Bing/Yahoo options, and which enters "site:webmasterworld.com" for you. Note that there's no one answer fits all response to the issue. It may depend on your priorities. Note this recent discussion on a change Google has made which affects title display length...
Google SERPs new larger font effectively shortens title display March 22, 2014 http://www.webmasterworld.com/google/4656190.htm [webmasterworld.com]
...and here's an earlier discussion which explorers some of the issues that might have been causing Google to make title adjustments with the previous 63 char length....
Google is now rewriting all my page titles July-Aug 2012 http://www.webmasterworld.com/google/4480232.htm [webmasterworld.com]
In general, I don't think that a single tool is going to give you this perspective on the issues involved on, say, the subject of titles, though for other SEO issues, particularly some technical analysis, there are some specific tools that I think are amazingly good... generally for specific kinds of issues.
I have no recent experience with SEO Quake. You might want to check out our old SEO tools thread, which you can find here...
Favorite SEO Tools http://www.webmasterworld.com/google/4367011.htm [webmasterworld.com]
I'll let others suggest other tool resources we have available on the forum.
