In terms of award availability:
- Available exclusively via KVS Tool:
BA/QF/IB/MA/LA,
LH/US/OS/SK/TP/LO/JK/TK/SQ/NH/OZ/TG/SA/JP/OU/KF,
CO/DL/KL/SU/AM,
HA/YX/FJ
- Available exclusively via EF:
LX/CA,
EK/MX
EK, AC and BA awards are my primary interest, so I guess each does two out of three. However, EK is the most important, so I guess I will keep my ExpertFlyer membership for now.
Out of curiosity, what data does ExpertFlyer have access to that KVS can not get, to get EK award availability?