Having picked up the habit of reading docs (iBook or web site) on my iPad in relaxed mode (couch, terrace, bed, etc.), the case for an iOS version seems rather

Having picked up the habit of reading docs (iBook or web site) on my iPad in relaxed mode (couch, terrace, bed, etc.), the case for an iOS version seems rather obvious. I've admittedly never heard of Dash though. How good is their search compared to using Google on whatever site hosts the docs?