Protect Your Users From Scams & Robocalls



The same API YouMail uses to reliably identify and block scams & robocalls is now available to everyone. Now it's easy to determine if a phone number is
a problem!

Simply Powerful, Built for Developers



A simple API call will tell you if a number is definitely spam, likely spam, or not spam. The results are drawn directly from our intelligent algorithms that combine call patterns and crowdsourced spam data.
Request
curl 'https://dataapi.youmail.com/api/v2/phone/9991002000?format=json'
Response
{"statusCode":10000,"recordFound":true,"phoneNumber:"9991002000","spamRisk":{"level":1,"reasonLabel":"SPAM_OTHER","reasonCode":5999,"reasonMessage":"This caller has been determined to be a spammer."},"timestamp":"2016-10-05T00:55:50.526Z"}

YouMail's Uses Of Its API

The YouMail Robocall Index
The definitive estimate of how many robocalls happen each month in the US, and which numbers are the worst offenders.

http://www.robocallindex.com

The YouMail Apps
Our iPhone and Android apps play "out of service" messages to bad guys and get users taken permanently off their call lists.