Use APKPure App
Get File Hash old version APK for Android
Display CRC32 and MD5 hash of files
Display CRC32 and MD5 hash of files
Choose a directory and it will calculate the CRC32 and MD5 hashes of all the files in it.
The results can be compared to ones from generally accepted standard Linux tools like crc32 and md5sum.
Tips:
-- Long press on results to copy to paste buffer.
-- Use pinch-zoom on results window to scale output to your display