Sure, it's almost expected that someone will tell a little white lie about weight or age.But things can get tense fast when your date isn't the easy-going artist-type he described on his profile.
A lot of scammers will try and be clever with the photos they use, often stealing them from Facebook.
The call button sends your location and a request that they call you about an "emergency." The chat icon is in case you just need to talk. They're all clever ideas, though the GPS can sometimes be less than precise.
University of California, Berkeley tested roughly 80 apps and found GPS locations could be off by as much as 500 yards.
Apps like Hollaback let people share their stories of harassment with a description of the attacker and location, while Spot Crime can help you avoid neighborhoods with high crime rates.
In the US, 24 percent of women and 14 percent of men have been victims of severe physical violence by an intimate partner in their lifetime, according to The National Domestic Violence Hotline.