The software is downloaded through a temporary download link which is provided
in an email sent to the client after a successful purchase.

Software download file: TimesTables-3.0-Setup-Win.exe or TimesTables-3.0-Setup-Win-Jre.exe

Verify the file integrity, unchanged/undamaged status after download:
Download checksum archive file from: www.jfundi.com/downloads/times-tables-30-checksums

Unzip installation checksum file in the same directory as downloaded software file. If you don't have zip software, see

ZipGenius at http://www.zipgenius.com.


Checksum files uncompressed:
TimesTables-3.0-Setup-Win.exe.md5
TimesTables-3.0-Setup-Win.exe.sha1
TimesTables-3.0-Setup-Win.exe.sha224
TimesTables-3.0-Setup-Win.exe.sha256
TimesTables-3.0-Setup-Win.exe.sha384
TimesTables-3.0-Setup-Win.exe.sha512

Use Fsum(http://fsumfe.sourceforge.net/index.php) or ExactFile(www.exacfile.com) to verify download.

In ExactFile , click on the Test Digest tab, enter the directory where the download file and checksum files

are located and then enter the md5 file, click Go. Do this for each checksum file.

If all checksums verified OK, the download file is verified and OK, install it!

The software is downloaded through a temporary download link which is provided
in an email sent to the client after a successful purchase.

Software download file: TimesTables-3.0-Linux-x86-Install-Jre

Verify the file integrity, unchanged/undamaged status after download:
Download checksum archive file from: www.jfundi.com/downloads/times-tables-30-checksums

Unzip installation checksum file in the same directory as downloaded software file:
gunzip < TimesTables-3.0-Linux-x86-Install-Jre.tar.gz | tar xvf -

Checksum files uncompressed:
TimesTables-3.0-Linux-x86-Install-Jre.md5
TimesTables-3.0-Linux-x86-Install-Jre.sha1
TimesTables-3.0-Linux-x86-Install-Jre.sha224
TimesTables-3.0-Linux-x86-Install-Jre.sha256
TimesTables-3.0-Linux-x86-Install-Jre.sha384
TimesTables-3.0-Linux-x86-Install-Jre.sha512

Search for executable md5sum, sha1sum, etc. (command in terminal: whereis md5sum)
Type in Terminal: $/usr/bin/md5sum -c TimesTables-3.0-Linux-x86-Install-Jre.md5
$/usr/bin/shasum -c TimesTables-3.0-Linux-x86-Install-Jre.sha1
$/usr/bin/shasum -c -a 224 TimesTables-3.0-Linux-x86-Install-Jre.sha224
...
If all checksums verified OK, the download file is verified and OK, install it!