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It can also describe programs that time out after a certain number of days or after the program has been opened a certain number of times. Sometimes this protection can be foiled by simply resetting a computer's system clock, but this tactic does not work with most professional demos, and is arguably unethical.
Most software demos available for free download fall under this category, as does a large proportion of shareware. Many shareware programs request that their users "register" them, which usually entails sending money directly to the creator in exchange for either a code or an expanded version of the entire program.
Software employing "nag boxes" is partially hostageware; the program works normally, but produces messages reminding the user to register and pay for the software.
See also: Crippleware
| This article is part of the series: forms of software distribution |
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