Bing Ads rolled out Custom Audiences to most marketers, the company said Thursday. It is available in all areas except the EU, Norway and Switzerland. The tool allows marketers to remarket to their existing customers and create custom messages for each segment, from lifetime to loyal customers. There are restrictions, such as only using first-party data. 

WABetaInfo discovered a "search by image" function in WhatsApp that lets users upload a received image directly to Google to reveal "similar or equal" images on the web. It's suppose to help users more accurately determine whether a picture is real or fake. The new feature isn't available, yet.

Google Chrome, the search engine's browser, has updated the lists of default search engines it offers per market. Some of the additions, which appear in more than 60 markets globally, include rivals focused on privacy. The changes were made in Chrome 73, which Google released Tuesday.

Google has introduced a query building tool to make it easier to report on Google Ads accounts. It works with Google Ads query language. The syntax allows marketers to select from all the resources available for reporting, and filter the result set on the server before they are returned to your application, according to Google.

Google reportedly told the Australian Competition and Consumer Commission (ACCC) in a letter published Monday that it denies market dominance in the country when it comes to online searches and advertising. EuroNews reports Google has 84% market share of web searches in Australia. The ACCC is looking for more information on how the company ranks searches and serves ads. The topic of self-favoritism also has become a factor.