Hinge - Find people you want to date through your friends on Facebook.
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
LOVOO - LOVOO is a mobile app that was designed specifically to help single people find matches. It was first launched in 2012, and it has attracted a wide base of users in that time. Read more about LOVOO.
DocRaptor - As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
Happn - Find people you've crossed paths with
PDFCrowd - Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.