dB Decibel Meter - Noise Level

Lucas tools

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About this app

Whether you're checking noise levels at work, protecting your hearing at a concert, evaluating an apartment before signing a lease, or simply curious about your daily sound environment, dB Decibel Meter — Noise Level gives you accurate, real-time readings wherever you are.

— REAL-TIME SPL MEASUREMENT —
Launch the app to start instant noise monitoring and refreshes data in real time. It records min, max and avg decibel values, fitting quick checks and long-term noise monitoring needs.

— A-WEIGHTING & FREQUENCY WEIGHTING —
Measure sound the way human ears actually perceive it. dB Decibel Meter supports A-weighting (dBA) — widely adopted in global noise rules and health guidelines. C and Z standard weighting options are also available to fit various measurement scenarios.

— RECORD AUDIO WITH DECIBEL DATA —
Record audio with synchronized real-time decibel data. You can playback files and check corresponding noise levels, ideal for noise issue recording and daily evidence keeping.

— TAKE MEDIA WITH NOISE MARKS —
Snap photos or shoot videos while measuring sound. Add live sound level overlays to photos and videos, convenient for safety checks and environmental record keeping.

— NOISE LEVEL SCALE & REFERENCE GUIDE —
Built-in decibel comparison guide matches readings with common daily sounds. Color-coded prompts clearly mark safe, warning and dangerous noise ranges for easy quick judgment.

— KEY FEATURES —
• Real-time db meter with fast, responsive updates
• A-weighting (dBA) and dBC、dBZ modes
• Audio recording with embedded decibel metadata
• Photo capture with noise level tagging
• Video recording with dB level annotations
• Dynamic Island & Floating Widget Live Activity support
• Min / Max / Avg session tracking
• Color-coded noise safety indicator
• Built-in decibel reference chart
• Export records in MP3、PDF、CSV formats

— WHO USES dB DECIBEL METER? —
• Safety professionals monitoring occupational noise exposure limits
• Musicians and audio engineers checking stage, studio, and venue levels
• Renters and homeowners assessing traffic, HVAC, or neighbor noise
• Inspectors and consultants documenting site noise conditions
• Students and researchers studying acoustics and environmental sound
• Parents maintaining safe listening environments for children
• Anyone serious about protecting their long-term hearing health

— PROTECT YOUR HEARING —
Noise-induced hearing loss is permanent — and entirely preventable. Experts agree that regular exposure above 85 dB causes lasting damage over time. dB Decibel Meter keeps you informed so you can act before it is too late.

*Notes: The phone microphone is optimized for human voice. The maximum volume is limited by device hardware,so very loud sounds may not be recognized in most device. Please use it only as an auxiliary tool.

Subscription Information:
Premium Access：Unlock unlimited data exports and longer duration for watermark-free video recording.
Plans：Weekly, monthly, and annual subscription options available.
Auto-Renewal：Payment is charged to your iTunes Account upon confirmation. Subscriptions auto-renew unless canceled 24 hours before the current period ends.
Management：Manage your subscription and disable auto-renewal in your Account Settings after purchase.

Thank you for choosing our dB Decibel Meter! If you have any questions, feedback, or need assistance, feel free to reach out to our support team. We hope it brings you a seamless and enjoyable experience.

What’s new

first release