$30 million

What the photo calorie app Cal AI is raking in annually. And get this: It was built by a high schooler who was rejected by 15 of the 18 colleges he applied to. Zach Yadegari had a 4.0 GPA and a 34 ACT score (top 5%). Zach’s rejection letters aged like yogurt, but his bank account is aging like wine.

Tags: letters, photo, WHO