noun nagware Computer software that is free for a trial period during which the user is frequently reminded on screen to register and pay for the program in order to continue using it when the trial period is over. 1
noun Definition of nagware in Technology (jargon) /nag'weir/ A term, originally from Usenet, for the variety of shareware that displays a message on start-up and/or termination reminding you to register, pay or donate (see guiltware). Sometimes user interaction is required to dismiss the nag in order to use the program, making it useless in batch mode. Nagware may also be crippleware, with a message nagging you pay to upgrade to the full or "pro" version. 1
