HollowTone

visible word pool · 4 words

title 10/30 chars · subtitle 19/30 chars

App Store search indexes the title and subtitle together with the hidden 100-character keyword field as one combined pool: any phrase assembled from those words can rank. These are the words of HollowTone's pool that are public — the keyword field is not exposed by any API.

from the listing

HollowTone is a place to explore sound as atmosphere - a quiet world of shifting textures, deep pulses, fluid motion, digital flicker, and soft human-shaped warmth. It isn't a traditional synthesizer or a simple ambient player. It's a procedural audio instrument that lets you shape entire environments with just a few gestures, creating spaces that feel alive, mysterious, and gently immersive. Each layer inside HollowTone behaves like its own living entity, generated entirely…

full listing on the App Store ↗

this page is one tool call

{
  "tool": "app",
  "arguments": {
    "appId": 6762177498,
    "countries": [
      "US"
    ],
    "subtitle": true
  }
}

The app tool returns this listing as stable JSON for any storefront — one of thirteen ASO tools your agent gets over MCP. Get a free key.

nearby on top paid music apps

full top paid music apps chart →