The Swordfish app for Chrome claims to finds cell phone numbers and personal emails for your LinkedIn, Twitter & Facebook contacts.

When it comes to the accuracy of their data here’s what they say: ‘We go above and beyond the industry standard to ensure the data you access is as accurate and complete as possible by using a combination of multiple premium data vendors and machine learning algorithms that gather, check and cross verify publicly available contact data on a daily basis.’

Pricing tiers are at $29/$69/$169. Get it here.