Novocall - Novocall converts web visitors into sales calls in seconds.

Unity Ads - Unity Ads allows to supplement the existing revenue strategy by allowing to monetize thr entire player base.

Inbound Rocket - Converts visitors into leads, subscribers & customers

MoPub - MoPub is a mobile monetization platform that helps publishers drive more revenue from advertising and mobile transactions.

Sheety - Turn any Google sheet into an API instantly, for free. Power websites, apps, or whatever you like, all from a spreadsheet. Changes to your spreadsheet update your API in realtime. Neat

Appodeal - Appodeal is a supply-side platform for mobile apps, that serves and protects publishers rather than advertisers.