StudioShell
Acoustic Room Simulator
Design your studio space in 3D, choose wall and floor materials, place furniture and acoustic treatment — then instantly see how it all affects your room's reverb time (RT60).
3D Room Builder
Material Library
RT60 Analysis
Best experienced on desktop with Chrome or Firefox
StudioShell is built for desktop
This 3D acoustic simulator needs a larger screen for the full experience — orbit the room, drag objects, and hear the reverb.
Open on a desktop browser
StudioShell Acoustic Room Simulator
1
Room Setup
Size & materials
2
Objects
Furniture & treatment
3
Analysis
Reverb time & tips
Quick Start
Choose a preset or customize the room size below.
Room Dimensions
Length 4.0 m
2m10m
Width 3.5 m
2m8m
Height 2.5 m
2m4m
Room Volume
35.0
cubic meters (m³)
L
4.0
×
×
W
3.5
×
×
H
2.5
Dimension Ratio
L:4.0W:3.5H:2.5
Surface Materials
Pick a material for each wall, floor, and ceiling.
Back / Front Walls
Left / Right Walls
Ceiling
Floor
Place Objects
⬅ Drag items onto the room to shape its sound.
RT60 Analysis
See how your room's size, materials, and objects affect reverb time.
Reverb Time (RT60)
—
seconds
Calculating…
Reverb by Frequency
Eyring Formula
Better accuracy for treated rooms
Reference
Below 0.2s — too dry
0.2–0.5s — ideal for studios
0.5–0.8s — too much reverb
Above 0.8s — very echoey
3D PreviewDrag to orbit · Scroll to zoom
Choose a room preset or adjust the sliders below
Monitors: Not placed
Click select Grab arrows move on axis ↑↓←→ nudge (+Shift fine) R rotate Del remove
Analyzing Acoustics
Tracing sound reflections…
seconds reverb time (RT60)
Simulating sound waves…
Undo:
Select Material
Can't place here — objects overlap