: This specific build is compatible with armeabi-v7a (32-bit ARM) devices. Source Options :

: While the official Librera site primarily hosts newer versions (currently up to 9.3.75), older builds are often archived on GitHub under their "Releases" section.

Librera Reader - Free and Open Source Android App Repository

: You can find this specific build (4852/4970 series) in the Librera Reader 8.8.4-fdroid collection on the Internet Archive.

: Librera remains a highly customizable, open-source reader supporting formats like PDF, EPUB, MOBI, and DjVu.

: Repositories like Uptodown and Aptoide maintain extensive version histories for Librera. Technical Details & Safety