The best alternatives to FileFern are Slack, Paragraphs, and Send to Dropbox. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of FileFern?
AssemblyAI— Speech-to-Text API with superhuman accuracy
Slack is an application that helps teams communicate and work together by combining messaging, file sharing, and app integrations in one place. It makes it easy for teams to stay connected and work efficiently, whether they are in the office or working remotely.
Use Paragraphs to find information in your knowledgebase and create a new document. How? Upload your documents, type a question, and retrieve the paragraph with the answer. Select and organize the paragraphs you need into a booklet, mantaining the sources.