What are some alternatives?
When comparing Exploding Topics and TLDR This, you can also consider the following products
Google Trends - Explore Google trending search topics with Google Trends.
SMMRY - Summarize articles, editorials and essays automatically.
Glimpse - Discover exploding trends before they take off
SummarizeBot - A blockchain-powered bot that summarizes information for you
Google Trends Visualizer - Beautifully visualize real-time search trends
Free Summarizer - Summarize *any* text online in just a few secs. *MAGIC*