Report updated Apr 18, 2026

Overview · Full Intel report in progress

High Frequency Sounds is an established entertainment app that is completely free. With a 3.6/5 rating from 670 reviews, it shows polarized user reception.

What is High Frequency Sounds?

High Frequency Sounds is an entertainment app that allows users to play various high-frequency audio tones. The app leverages the physiological principle that high-frequency hearing sensitivity declines with age, positioning itself as a tool for testing hearing capabilities across different generations.

Current Momentum

v1.6

No release notes available.

AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Entertainment

No ranking data

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

How Is The App's Momentum Right Now?

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What Are The Key Features?

High Frequency Tone GeneratorStandard

Plays various high-frequency sounds produced by fast soundwave vibrations.

Hearing Sensitivity TestStandard

Provides a mechanism for users to test their ability to detect high-pitched noises compared to others.

How much does it cost?

Free

Who Built It?

Leafgreen app icon 1
Leafgreen app icon 2
Leafgreen app icon 3
Leafgreen app icon 4

Leafgreen

(12.9K)

Providing a broad library of soundboard utilities for pranks and entertainment. Focused on simple, accessible audio playback for casual users.

Portfolio

13

Apps

Free 9Paid 3
Entertainment100%

Who is Leafgreen?

Leafgreen operates as a high-volume producer of niche soundboard utilities, relying on a long-tail strategy to capture search traffic for specific audio effects. Their positioning is built on breadth rather than depth, flooding the entertainment category with single-purpose apps to maximize visibility. The primary strategic tension lies in their reliance on aging, low-maintenance assets, with a significant portion of the portfolio showing signs of abandonment despite a recent burst of update activity.

Who is Leafgreen for?

  • Casual users
  • Pranksters seeking specific
  • Easily accessible sound effects for social settings or personal amusement
Intense

Portfolio momentum

Released 18 updates across the portfolio in the last 6 months, indicating a recent shift toward active maintenance of their existing library.

Last release · 15d agoActive apps · 26Abandoned · 8

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Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

Analysis in progress, available soon

What is the competitive landscape for High Frequency Sounds?

How's The Entertainment Market?

Market outlook for this category

Available very soon

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for High Frequency Sounds

Key Takeaways

The app functions as a simple utility for playing high-frequency tones to demonstrate the age-related decline in human hearing sensitivity.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by High Frequency Sounds, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Cite this report

Marlvel.ai. “High Frequency Sounds Intelligence Report.” Updated Apr 18, 2026. https://marlvel.ai/intel-report/entertainment/high-frequency-sounds

Agent Markdown (.md)·

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