Based on our record, FileApp 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.
The names are similar. That is Apple ios Files app you referred to but the one I am looking for (paid for many years ago) is FileApp at https://fileapp.com. Source: almost 2 years ago
Documents by Readdle - A central hub for all your files.
Okular - Okular is a universal document viewer based developed by KDE.
Documents Pro 7 - The ultimate all-in-one mobile office suite for the iPhone and iPad with 8 premium apps in 1.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
FE File Explorer - The one-stop files solution
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.