A variant of freeware that offers an option to its user to donate money to the program's author.(noun)
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Use "donationware" in a sentence
"Unfortunately neither VersionTracker nor MacUpdate have a category called donationware -- it's either freeware or shareware and neither fit."
"Others use what's called donationware, which essentially means the product is free, but they provide a way for you to donate money, should you want to."
"Speaking of which, the script is donationware, meaning it doesn't cost anything to use, but the developer sure would appreciate a few bucks if you find it useful."