I use Trackmyhashtag - It is one of the most outstanding Twitter hashtag analytics tools for brands as well as individuals whose content resonates with their audience. To improve engagement, this tool monitors related conversations and hashtags.
Key features :
Track real-time hashtag metrics
Identify the most active influencers
Identify the most engaging media, hashtags, and URLs
Track tweet timeline as well as daily and weekly pattern
Analyze social media campaigns of competitors
Geographical insights in real-time
It helps the social media campaign to quickly improvise tactics. The tool offers a 5-days free trial in which you can track any 2 hashtags, keywords, or mentions for free and see how this tool works.
I hope you'll get help.