This is great. The biggest challenge is how to get it in front of people when they need it. Maybe it needs to be like those apps that stop you from using your computer for 5 mins every hour: your computer locks every hour, and you must smile for 10 seconds (4 is too short!) to unlock it.
The sharing feature you have is good, but it will likely only work once or twice per sad recipient.
The sharing feature you have is good, but it will likely only work once or twice per sad recipient.