Webmaster Bing is a great free keyword research tool. To use it, you need to have a Microsoft account and confirm the rights to at least one website.
Among SEO tools you should choose Keyword Research.
You can select language, country, device and time period. The service shows not only impressions, but also the trend on demand.
Contact details | |
Site | bing.com/webmasters/ |
Features | |
Paid or free | Free |