iOS Get file size using NSFileManager February 25, 2013 Denis Kutlubaev Leave a comment To get file size in bytes using NSFileManager do the following: Default NSDictionary *attrs = [[NSFileManager defaultManager] attributesOfItemAtPath:_filePath error:nil]; _size = [attrs fileSize]; 12 NSDictionary *attrs = [[NSFileManager defaultManager] attributesOfItemAtPath:_filePath error:nil];_size = [attrs fileSize];