Based on our record, Sciwheel seems to be more popular. It has been mentiond 1 time since March 2021. 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.
Https://sciwheel.com/ this is the one I use now as it's free. It costs more for one that will help you insert references into your papers. It will store PDF of my articles on their server. Source: about 1 year ago
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