One software license is required per user.

Single-User License allows clients to install the software product on exactly one (1) computer system. Client can store a backup copy of the software but cannot use two copies of the software at any one time. Single-User License does NOT allow to make use of the software through a corporate network.

Corporate License allows a single company to install the software product on an unlimited number of machines within that corporation. All machines must be owned, leased, or used for the purpose of the purchasing company. Corporate License does NOT allow to redistribute the software product or include it into software products that the company sells.