See Sound. Anywhere.
Sounn VR transforms your iPhone into a professional-grade audio spectrum analyzer with live FFT/RTA visualization, VR camera overlay, and a built-in signal generator.
Available across the Apple ecosystem
Pro tools in your pocket
Everything a sound engineer, acoustic consultant, or audiophile needs—built into a single, beautiful iOS app.
Live FFT / RTA Spectrum
Full 20 Hz–20 kHz analysis with multiple display modes, adjustable FFT window sizes, and octave-band averaging. See every frequency in real time.
VR Camera Overlay
Spatial audio visualization layered directly over the live camera feed. Point your phone at speakers, walls, or problem areas and see the sound.
Spectrograph History
Time-domain frequency tracking lets you visualize how the spectrum evolves over time. Identify transient events, reverb tails, and room modes.
Built-in Signal Generator
Generate sine waves at any frequency, pink noise, white noise, and swept sine signals—all without any additional hardware or apps.
CSV Export & iCloud Backup
Export measurement data as CSV for use in any spreadsheet or analysis tool. Pro subscribers get automatic iCloud backup and preset management.
Loopback-Style Testing
Test signal chains end-to-end without external hardware. Route signal through your audio interface and measure the result in-app.
Built for every space
Recording Studios
Identify modal problems and verify room treatment effectiveness before tracking.
Live Stages
Quick on-site frequency checks between soundcheck and showtime without bulky hardware.
Home Theater
Tune your surround setup, verify crossover points, and measure speaker placement.
Product Testing
Characterize speakers, headphones, and transducers with precise spectral data.
Start free. Go Pro.
Sounn VR is free to download with powerful core features. Upgrade to Professional for advanced data workflows.
Free
Full spectrum analysis and VR overlay at no cost.
- Live FFT & RTA spectrum (20 Hz–20 kHz)
- Multiple display modes & octave analysis
- Spectrograph history
- VR camera overlay
- Built-in signal generator
Pro
Advanced workflows for professionals and serious enthusiasts.
- Everything in Free, plus:
- CSV export of all measurement data
- Preset management & organization
- iCloud backup for sessions
- Priority support
- All future Pro features included
Private by design
Sounn VR processes everything on your device. No audio is ever sent to external servers. The developer does not collect, store, or transmit any user data. Your measurements stay yours—always.
Your ears deserve better data.
Download Sounn VR today and start seeing your sound in a whole new dimension.
iOS 17.6+ · macOS 14.6+ (M1) · visionOS 1.3+ · Free with optional Pro