Current User about vk-ios-sdk

[RomanTruba]

ID пользователя
[[VKSdk getAccessToken] userId]
Любой другой параметр:

[[[VKApi users] get:@{ VK_API_FIELDS : @"id,first_name,last_name,sex,bdate,city,country,photo_50,photo_100,photo_200_orig,photo_200,photo_400_orig,photo_max,photo_max_orig,online,online_mobile,lists,domain,has_mobile,contacts,connections,site,education,universities,schools,can_post,can_see_all_posts,can_see_audio,can_write_private_message,status,last_seen,common_count,relation,relatives,counters" }] 
executeWithResultBlock:^(VKResponse *response) {
    VKUser * user = ((VKUsersArray*)response.parsedModel).firstObject;
    NSLog(@"Любой другой параметр: %@", user.has_mobile);
} errorBlock:^(NSError *error) {
    NSLog(@"Error: %@", error);
}];