Excel tool that helps to prevent entering duplicate data while working in Excel. Duplicate Preventer integrates into MS Excel by placing its toolbar into the Excel toolbar area. The tool allows defining where to check for duplicates in the active row, column or only in a selected area. The duplicate tracking is optionally possible with exactly the same data and data within different letter cases....
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Support for Duplicate Preventer is available from the
publisher/developer site This download (Duplicate Preventer) is freeware. "Freeware is copyrighted computer software which is made available for use free of charge, for an unlimited time, as opposed to shareware where the user is required to pay (e.g. after some trial period or for additional functionality)." More info at
Wikipedia.
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