"I am often told that I look very young for my age, and people generally guess my age several years lower than it is." Ditto, except this tool suggested I was

"I am often told that I look very young for my age, and people generally guess my age several years lower than it is." Ditto, except this tool suggested I was three years older than I was at the time. Of note is that the photo was taken three years ago, so it's correct now. However, that was pre-beard, which generally ages people, so ... I don't know what to think.