Pp.developunit.info is an advertising platform, it is not malicious itself, but cyber criminals employ it for distributing adware programs, thus making money via pay-per-click method. If some malicious code has squeezed to your PC, various advertisements will appear on your screen. It is really annoying experience to see tons of them popping up at certain intervals of time. pp.developunit.info Pop-up service might have been injected onto your computer without your knowledge together with some good programs especially those that tend to be distributed freely on the web. The above-mentioned adware manifests itself on all popular browsers: Internet Explorer, Google Chrome, and Mozilla Firefox as well as going to manifest itself on all of them.