Not 1d
Played it once on 9x9 and once on 19x19 set to the highest level (3) on a 3GS and won easily both times. I am AGA 2.7 kyu. Its more like 4-5 kyu on 9x9 and maybe 9k on 19x19.
Still impressive and it will certainly beat beginners, but usless for intermediate level players like myself.
Fsparv about
CleverGo Pro