It's not job listings, it a review of employers and work. Using their review system, you can submit reviews covering what a job is like, how much people make, and what to expect in an interview. If you are looking for work, read the various review folks have submitted. And it's all free. In order to get, you must give.
All reviews are free to read with the exception of the salary review archives.
In order to read the salary review archives, you must you must accumulate JobReviews. You earn 1 JobReviews. Com credit for every review you submit. Com credit entitles you to 30 days usage of salary review archives. This of course requires registration, but their privacy policy says they will not divulge your info to other parties.