- YAPP stands for Young Artists Piano Program (Tanglewood Institute)
- YAPP stands for Yet Another Performance Profiling Method (Oracle)
- YAPP stands for Youth AIDS Prevention Project (school-based education project)
- YAPP stands for Yet Another Perl Parser compiler
- YAPP stands for Yet Another Police Procedural
- YAPP stands for Yet Another PHP Portal
- YAPP stands for Youth Adult Participation Project
YAPP