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Upgrade from Transparent Screen Lock PRO v5.xx
to Transparent Screen Lock PRO v6.xx:

Requirements: We are happy to offer our existing TSL-PRO customers the opportunity to upgrade to the latest version of TSL-PRO at a reduced cost. In order to benefit from this offer, you must have the username and registration code that you received upon purchasing TSL-PRO in order to continue.

Pricing: The cost to upgrade your software is $24.95 per user license.

Volume pricing, Site Licenses: Please contact for a quotation.

Order Instructions. Please review the order options below:

  • Online. Choose one of the online stores below, based on your needs. If you order online using your credit card, a registration key will be e-mailed to you immediately.

Distributor 1



  • Offices in US and Europe
  • Multi-languages
  • Various currencies
  • Local Bank Cards
  • Wire Transfers
  • Fax orders
  • Telephone orders


For Volume Price Quotations or Site Licenses,
please contact us directly:


  • Order by Fax, with payment by credit card. Print out and fill in the order form and then fax it to 514-626-6577. We will process your order within one business day.
  • Purchase Orders. Please note that we require a minimum order amount of $250.00 US dollars for purchase orders. Forward your purchase order via fax to purchasing: 514-626-6577. We will confirm receipt within one business day. Upon processing your order, you will receive your registration information and software license immediately via email, or in the absence of an email address, by regular mail. Payment may be provided by company check, credit card (MasterCard or VISA) or bank wire transfer ($15 surcharge for wire transfer).
    • Order by Mail, with payment by credit card or company check. Print out and fill in the order form and mail it to software
         P.O. Box 175
         Kirkland, Quebec, H9H 0A3
      Checks or money orders should be made out to ' software' and must be in U.S. dollars and drawn on a U.S. bank.

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