Underground

A train rumbling through a tunnel, water dripping into a puddle, a distant clang echoing down the stone and a gust of wind pushed ahead of an arriving carriage. Describe what is under the street and Morphic generates it as clean audio.

  • Describe the exact underground sound your scene needs, from a drip to a passing train
  • Yours alone, not a stock clip already in a hundred other videos
  • Download clean audio and drop it straight into your edit
A curved tiled tunnel running away into darkness, two rails catching a thin line of amber light and a puddle on the platform edge

Underground sounds for games, animation, and video edits

Train through the tunnel

A heavy rolling rumble of steel wheels on rails with a hollow echoing tail, the passing train that shakes the platform.

Slow tunnel drip

Single drops of water landing in a puddle with a hollow echo, the spaced tick of a damp passage.

Distant echoing clang

A far-off metal bang rolling down a long stone passage, a sign something moved deep below.

Arriving train wind

A pushing gust of air and rising whoosh just before the carriage appears.

Brake squeal

A high metal scream as steel brakes bite the wheels, for a stop at a platform.

Footsteps on stone

Slow shoes on hard floor with an echo, a lone passenger far down the passage.

Generate a underground sound from a prompt

Pick a starting point, edit anything you like, then generate it in Morphic.

Generate

Ways to use a underground sound effect

Punctuate the arrival of a train

A rumble and a wind gust landing together makes a platform shot feel alive, in a thriller, a game level or an animated city short.

Edit prompt
Punctuate the arrival of a train

Fill an empty platform without music

Slow drips and a faint distant clang keep a quiet shot busy, in a drama, a horror game or an audio story.

Edit prompt
Fill an empty platform without music

Place the audience beneath the city

A passing train and a hollow echo tell the viewer they are under the street, in a film, a documentary or a map-based game.

Edit prompt
Place the audience beneath the city

Imply someone walking far below

Footsteps on stone and a distant clang imply a presence the camera never shows, in a suspense scene, a radio play or a stealth game.

Edit prompt
Imply someone walking far below

Simple pricing

Get started for free today, with the option to upgrade or cancel anytime.

Basic

$19/ month
billed as $0 per year

2400 monthly credits

1 user only

All models

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$24/ month
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3625 monthly credits

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Pro

$45/ month
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6350 shared monthly credits

1 user

+ up to 4 more at extra cost

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Max

$170/ month
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24650 shared monthly credits

1 user

+ up to 9 more at extra cost

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Enterprise

For higher limits

Custom

pricing and billing terms

High-volume credits
Custom seat limits
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Pricing Gradient

Free

For playing around

$0

forever free

Up to 20 credits
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Limited models
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FAQs

What is an underground sound effect?
It is the set of sounds heard beneath a city: a train rumbling through a tunnel, water dripping, a distant echoing clang and the rushing wind of an arriving carriage. Searchers usually mean the sounds of a subway.
Where can I get underground sounds for a video?
Describe what you hear under the street and generate it. Each sound here came from the prompt beside it, so you can start from one and change the distance, the material or the length.
How do I make a custom underground sound?
Name the source and the surface, such as steel wheels over rail joints or drops into a shallow puddle, then add the hollow echo. Describing what makes the sound is more reliable than naming a place.
What is the difference between a train rumble and arriving wind?
A train rumble is a rhythmic clatter of wheels on rails, while arriving wind is a rising gust of air pushed ahead of the carriage. Used one after the other they sell a train coming in.
Can I use these underground sounds commercially?
Yes, audio generated on paid plans can be used commercially. See our terms for full licensing details. Because each sound is generated for you, it will not be heard in another creator's project.
Why does my tunnel sound not feel hollow?
Without an echo tail the sound reads as outdoors. Ask for a hollow echoing reverb and a long decay, and keep the source itself dry and sharp so the space comes from the tail.