Rover is absolutely not safe and I have all the proof. The sitter responsible for permanently paralyzing my dog is still available and recommended for hire on Rover's website.
Users have no idea if any sitter has a prior record of complaints, incidents or accidents, because Rover won't disclose this and they won't remove them.
If you're interested you can read the full story here: https://www.babysavers.com/is-rover-safe