Menu bar app that plays 30+ real mechanical keyboard sounds in every Mac application
Free 3D room acoustics solver and acoustic treatment calculator
Stage
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Founded
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Based in
IN
HU
Pricing model
Paid
Free
Pricing
$4.99 USD one-time purchase (launch price for first 100 customers); $6.99 USD after launch period. Includes 14-day money-back guarantee, lifetime updates, and use on up to 2 Macs.
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Key features
30+ mechanical switch sounds with real recordings
Works system-wide in every application
Spatial audio positioning by key location
Five pitch variants per switch sample
Typing statistics and streak counter
Mouse click and scroll sound packs
Quick mute with keyboard shortcut
Share weekly typing cards with nine themes
Privacy-focused with local storage only
Zero CPU usage when idle
3D room builder supporting odd-shaped rooms, sloped ceilings, and attic layouts
Real physics-based acoustic treatment recommendation
Material absorption modeling with coefficients from frontier research
Real product database with 175 products across 37 brands
Before-and-after frequency response and decay time visualization
Studio mode for production work alongside listening room workflow
Rapid analysis completing in 2-10 seconds for position searches and up to a minute for panel placement
Guest access without account signup for full analysis
Room design persistence with optional account creation
What makes it different
Real recorded mechanical switch sounds, not synthesized
Two-millisecond sample timing aligned with actual keystroke
All data stays on your Mac, never recorded or transmitted
One-time purchase with lifetime updates
Built by a single developer for meticulous quality control
Uses real room physics and first principles acoustics rather than generic rules
Optimizes for both speaker placement and listening position simultaneously
No account or sign-up required to design and analyze full systems
Handles complex room geometries including sloped ceilings and L-shaped layouts
Integrates real speaker and equipment products with audio system design
Kiiwi
roomtreatment.diy