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Frequently Asked Questions


What is DataNumen TAR Repair?

DataNumen TAR Repair(DTAR) (formerly Advanced TAR Repair) is a powerful tool to repair corrupt Unix TAR files. It can scan the TAR archives and recover as much of your data as possible, minimizing the loss caused by the file corruption.

Which types of TAR files can DataNumen TAR Repair be used with?

DataNumen TAR Repair(DTAR) supports to repair standard Unix TAR files.

The demo version doesn't generate a fixed file. How can I know whether it can repair my file successfully?


Although the demo version doesn't generate the actually fixed file, it can repair your file and report all the recoverable items in the TAR archive so you'll be sure that DTAR works on your file before ordering the full version. To do this, please just repair your file normally in the "Repair" tab. If it can be repaired successfully, you will see a message box after the reparation, where you can click the "Show Reparation Report" button and see the detailed reports containing all the recoverable items in your TAR file. Then you can order the full version of DTAR to get the actually fixed file.

In addition, you can get 100% money back if the file fixed by the full version doesn't match the above-mentioned report generated by the demo version. Please click here for detailed information.


Why did DataNumen TAR Repair fail to repair my TAR file?

Contact our technical support: If possible, please also save the repair log into a file (make sure the "Include System Information" option in the save file dialog is selected) and attach it to your e-mail.

How can I order the full version of DataNumen TAR Repair?


The demo version will report all the recovered items in the TAR archive, but it will not generate the actually fixed file. To get the actually fixed file, you need to order the full version. The price for the full version (single license) is $99.95 (USD).

Please click here to order now or get more ordering and payment information. We accept all major credit cards, Maestro (UK), giropay (Germany), iDEAL (Netherlands), Bank/Wire transfer, WebMoney, Purchase orders, PayPal, Checks and Direct Debit.

If your company or institution is interested in licensing DTAR for several users, you can save a lot of money by purchasing a volume license.


What happens after I send in the order?

In general, you can download the full version of DTAR immediately after sending the online order form.

If you do not get your full version... or if you've lost it (Hey, it happens! :) ... please email us at . Please include your name, address, email address, and order confirmation number (if you have it).
    We will be happy to help you.