Measure Sound.
Protect Hearing.
Measure decibels accurately, protect your hearing, and understand your sound environment with our beautifully designed sound meter app.
Everything You Need to Measure Sound
Professional tools packed into a beautiful, easy-to-use interface.
Real-Time Measurement
Accurate decibel readings updated 60 times per second with professional-grade calibration.
Sound Level Indicators
Color-coded levels from safe green to dangerous red help you understand your environment at a glance.
Statistics & History
Track MIN, AVG, and MAX readings. Save measurements and review your history anytime.
Reference Sounds
Compare your readings with common sounds - from whispers to jet engines.
Beautiful Visualizations
Choose between smooth waveforms and dynamic bar visualizers to see sound in real-time.
Privacy First
All processing happens on your device. We never record, store, or transmit your audio.
See the
Unseen Sound
Join a global network of contributors mapping the soundscapes of our future. Identify quiet zones, monitor noise pollution, and earn rewards for every decibel you map.
Designed for Clarity
Experience a user interface crafted for precision.
Beautiful in both Light and Dark modes.
Understanding Sound Levels
Prolonged exposure to loud noise can cause permanent hearing damage. iSoundMeter helps you identify dangerous levels instantly.
Decibel Scale
Perfect For Everyone
Whether you are a professional or just curious, iSoundMeter adapts to your needs.
Home & Office
Monitor ambient noise levels for a healthy living and working environment.
Events & Venues
Ensure safe sound levels at parties, concerts, and gatherings.
Musicians & DJs
Protect your hearing during rehearsals and live performances.
Parents
Check if toys, games, and environments are safe for children's sensitive ears.
Professionals
Workplace noise assessment and compliance for industrial safety.
Students
Learn about acoustics, sound physics, and noise pollution measurement.
Go Professional
Start with our powerful free features, upgrade when you need more.
Free
- Real-time dB measurement
- MIN/AVG/MAX statistics
- Basic history (last 10 measurements)
- Reference sounds library
- Light & Dark themes
- Data Export
Pro Lifetime
- All Free features
- Unlimited measurement history
- Export data (CSV, PDF)
- Advanced statistics & graphs
- Custom calibration profiles
- Ad-free experience
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Discover our suite of powerful tools designed to enhance every aspect of your digital life.
Start Measuring Today
Download iSoundMeter for free on iOS and Android. Join thousands of users protecting their hearing.