| Category | Entertainment |
| Latest version | N/A |
| Size | N/A |
| Requirements | All Platforms |
| License | Paid |
| Offered By | N/A |
Like to annoy children, teenagers, or classmates without the teacher or adults hearing? There's an app for that! 'Frequencies' makes extremely high in pitch noises (12 to choose from) that cannot be heard by adults, depending on their hearing ability
