api.fixer.io

Disagreed. It'll be too noisy. The site is better since you can control the layout.

Already referred you to my buddy Oskar. He's looking for a Rails/Node guy. twitter.com/oskar

Price range?

land-book.com for landing pages

getmailspring.com which used to be Nylas N1 (Mail) before they killed it

Piwik maybe

Here you go:
developers.google.com/web/too…

Or use BrowserStack if you need actual devices.

Not anymore.

No, you.