I like that it has an easy to use interface for searching jobs. If you're looking for a specific role this is perfect. There's not many apps out there that allow you to filter down exactly what you want. So if you know what you're looking for, it can be useful, but if you don't have any particular requirements or are just browsing then it isn't as effective.
You could potentially save money by applying with an agency (which may have a wider range of roles) instead. The main thing I'd say about…