It seems I can't install this and this text appears when I install using SAI
INSTALL_PARSE_FAILED_NO_CERTIFICATES: Failed collecting certificates for /data/app/vmdl499551509.tmp/0.apk: Failed to collect certificates from /data/app/vmdl499551509.tmp/0.apk: META-INF/APKEASYT.SF indicates...
Apps can't be installed, when I install with SAI, it shows this error message INSTALL_PARSE_FAILED_NO_CERTIFICATES: Scanning Failed.: No signature found in package of version 2 or newer for package com.cnx.endlesstales
(I can't insert the screenshot, idk why)