IPA: /ˈnæɡˌwɛr/
KK: /næɡwɛr/
A type of software that repeatedly prompts users to register or purchase it, often through annoying messages.
The nagware kept popping up on my screen, asking me to buy the full version.
Nagware is a modern term that combines "nag" (originating from the verb 'nag' in English, meaning to annoy or irritate persistently) and "-ware" (from Old English 'waru', meaning goods or products). The term refers to software that annoys users with persistent reminders or notifications.
Think of 'nagging' someone to remember that 'nagware' is software that annoys you with constant reminders.