A CDE Definition
An advertisement in a shareware program that routinely asks the user to register and pay for the software. Although it generally pops up at the beginning or end of the program, it can appear at certain intervals as it is being used. See nagware.
Software that periodically prompts the user to register the product. Similar to a nag screen for shareware, nagware is also built into commercial software. Also called "annoyware." See nag screen and wares.
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