Note also that per https://news.ycombinator.com/item?id=42559344 he's only been using it for a day and therefore has basically no idea if it even works right or if everything gets shitcanned.
It's saves hours of work and a lot of stress. You can basically stop thinking about applying to jobs if you set the search filters up right, so I feel at least for me it would be worth the money.
There's also just the unlimited subscription at $20 which makes your life a lot easier on its own by letting you quickly apply from the search results without leaving the page.