Apps like Orion Viewer - Pdf & Djvu

Here are some great alternatives to Orion Viewer - Pdf & Djvu by Michael Bogdanov :
Perfect Viewer
Perfect Viewer
★4.1
Challenger Viewer Donation
Challenger Viewer Donation
★4.9
Challenger Comics Viewer
Challenger Comics Viewer
★3.9
PDF - PDF Reader
PDF - PDF Reader
★4.2
Comic Book Reader (cbz/cbr)
Comic Book Reader (cbz/cbr)
★4.3
PDF Reader
PDF Reader
★3.6
PDF Reader - PDF Viewer
PDF Reader - PDF Viewer
★4.2
FullReader – e-book reader
FullReader – e-book reader
★3.6
Kuro Reader+ Pro
Kuro Reader+ Pro
★4.8
Kuro Reader+
Kuro Reader+
★3.8
PDF Reader: Document Reader
PDF Reader: Document Reader
★4.5
ComicScreen - PDF, ComicReader
ComicScreen - PDF, ComicReader
★4.8
Comic Book Reader - CBZ & CBR
Comic Book Reader - CBZ & CBR
★3.2
EZTop Viewer(Comic,Novel)
EZTop Viewer(Comic,Novel)
★4.2
ReadEra Premium – ebook reader
ReadEra Premium – ebook reader
★4.8
PDF Viewer & Reader
PDF Viewer & Reader
★4.3