NSString *str = [NSString stringWithFormat:@"http://itunes.apple.com/us/app/id%d", 436957167]; [[UIApplication sharedApplication] openURL:[NSURL urlWithString:str]];

其中，436957167是appid

 

附：跳转到评价页面：

NSString *str = [NSString stringWithFormat:  @"itms-apps://ax.itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Purple+Software&id=%d",  436957167 ];  [[UIApplication sharedApplication] openURL:[NSURL urlWithString:str]];