"I'll say upfront: I'm biased. I think you should look at CATS (www.catsone.com)
[i]That said[/i], take advantage of the free trials and demos from multiple companies. Many ATS providers offer them and it allows you to delve in and get a…"
You should contact Recruitment Software Specialists they can tell you the solution, but personally i would recommend you swiftpro's CVplus Visual Recruitment Software and please visit www.swiftpro.com for more details"
Not sure if you decided on a SaaS ATS yet that can run on Mac but if not, I'd be happy to show you Avature's Recruiting CRM - http://www.avature.net/technology/recruiting-crm/. We run it on Macs for our trade shows. It has the deep web mining combined with ATS workflow and CRM tools like email marketing, SMS opt-in campaigns, etc.
Right...David Fynney? I preferred C/S and can't stand browser-based :-) But I thought they did ASP at least? Anyhow, sorry it didn't work for you... I know some browser-based products but I don't know of anyone who likes theirs like I like mine...
Reza: I am under a deadline so must be brief now. There's probably also a better place than your home page for this but I don't know where yet. The best piece of software of any kind that I have ever seen is deskflow by www.workflowint.com I wish I had time to tell you more...