Sumatra PDF might be a bit more popular than Diffbot. We know about 1 link to it since March 2021 and only 1 link to Diffbot. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I work in non-profit/social impact and I'm trying to get a snapshot of themes/issues that concern a subset of organizations (say a total of 500) in our network via news/articles that these orgs may have published or that these orgs may have been referenced in within the last 30-60 days. Using Diffbot (diffbot.com), I can get a list of articles, news, content etc. That relate to these orgs. Understandably, this... Source: almost 2 years ago
You can use your browser for both, there are extensions(FireFox - PDF & EPUB/Chrome - PDF& EPUB) for that. In case, you want you use a separate software for them, I suggest SumatraPDF--it handles both PDFs and .EPUB files. Source: over 1 year ago
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