A tool? Yes, its called Excel. :)
If one wants to buy, about the only way to do this is go and get some of those ASK orders. A bunch available below 1.75 Hive

Buy placing a BUY order your chances are miserable. See how the trading looks today, the last six hours:

There many ppl who waiting in hopes to het POB below 1 Hive.
But I'm not going to let this happen any time soon:)