Yes, both DocUp and PDFPeer offer a Free Trial.
Pricing for DocUp Starts at $19/month whereas for PDFPeer Starts at $10.49/month.
DocUp offers several advantages, including Automated customer support, Instant replies to queries, Integration with existing support solutions, Chatbot functionality, API and chatbot access and many more functionalities.
The cons of DocUp may include a Doesn't support PDFs, Limited website licenses, Limited collections in plans, Source limitations. and Potentially long training times