Rontar is an ad management platform for advertisers, agencies and publishers. For advertisers and agencies, we offer advertising via RTB protocol, and for publishers, our ad server and remnant inventory monetization via our SSP.

Rontar advertisers have access to more than 80,000 websites worldwide. Rontar has its own ad network of about 500 websites and cooperates with the largest third-party networks via RTB protocol.

Rontar offers 2 major products to advertisers: Retargeting and Maximum Coverage, as well as media planning alongside these services. All products have extensive targeting options, such as gender, age, geo and many others.

Rontar serves its customers with the following aims:
  • — Increasing conversion rates
  • — Returning visitors to websites and transforming them into customers
  • — Increasing sales
  • — Optimizing ROI
  • — Reaching the right audience
  • — Decreasing conversions cost (CPO) up to 3 times using bidding optimization

Rontar mission — to maximize advertising efficiency using innovative technologies.


RTB ecosystem


A user visits a website that uses SSP – SSP sends a request to Rontar, which analyzes advertiser information and user data from DMP – Bid comparison and winner selection happens – An ad is displayed to the user. The whole process takes less than 100ms while a web page is being loaded.


We have more than 500 companies among our customers. These include large national companies, advertising agencies and small online stores.


Our Partners