Decibel: dB Sound Meter
Dosimeter & Frequency Meter
Free · In‑App Purchases · Designed for iPad
Decibel: dB Sound Meter—pro noise meter! NIOSH/OSHA-compliant dB tracking, Insta Decibel overlays for IG/FB shares. Suits safety, music, home — FFT analysis ready.
Precise Decibel Meter for Noise Monitoring & Audio Analysis
Measure noise like a pro with Decibel: dB Sound Meter—your ultimate sound level meter app! Designed for pros, musicians, and daily users needing reliable noise meter readings, it offers lab-grade accuracy via ITU-R 468 and A/B/C/Z weighting filters.
Sound Level Meter Key Features
● Professional Frequency Weighting: ITU-R 468, A, B, C, Z weighting for precise human ear perception, excellent low-frequency noise measurement
● Real-Time FFT Spectrum Analysis: Instant frequency display for music tuning, studio acoustics, frequency optimization
● NIOSH & OSHA Standard Dosimeter: Auto daily noise exposure calculation, essential workplace safety tool
● High-Precision Calibration: -50dB to +50dB microphone gain, laboratory-grade accuracy with external calibrator
● InstaDecibel Image Overlay: One-tap dB data + charts overlay on photos, share to Instagram/Facebook/LINE
● Live Activities Support: Continuous noise monitoring in lock screen mode
● Complete History Management: Clear data storage, export as PDF/M4A audio files
● Real-Time Waveform Graph: Professional sound meter essential waveform display
● Standard Time Weighting: Slow (500ms), Fast (200ms), Impulse (50ms) modes with smooth switching
● Digital + Analog Dual Display: Leq, Max, Min, Peak values at a glance
Use Cases:
Discover practical ways to use Decibel: dB Sound Meter—your go-to sound level meter for daily and professional tasks:
●Workplace Safety Monitoring: Occupational experts track noise meter levels via compliant dba meter and noise dosimeter to meet OSHA/NIOSH rules and protect hearing in factories or offices.
●Concert & Event Sound Engineering: Balance audio with spl meter and frequency meter, grabbing exact dB sound level for perfect live setups.
●Music Tuning & Production: Musicians use fft analyzer and real-time graphs to tune instruments or mix tracks—ideal for studios or home with audio meter accuracy.
●Home Appliance Checks: Homeowners check noises from vacuums or AC using a sound decibel meter, spotting issues for a peaceful home.
●Parenting & Child Safety: Parents watch play areas or toys with a sound meter, building safe spaces，and sharing reports via InstaDecibel.
●Environmental Noise Testing: Test traffic or neighbor sounds with a decibel tester—great for complaints, research, or wellness using quick dB sound level refs.
Why Decibel?
Professional sound meter with:
• 30-130 dBA accuracy
• NIOSH/OSH Acompliant
• Beautiful easy interface
Prevent hearing damage with precision!
Pro Version Features:
Upgrade to Pro via in-app purchase for premium tools:
●Unlimited History Exports: Save/share endless PDFcharts or M4F files for reports.
●Advanced Spectrum Analyzer Modes: Explore sound patterns with pro visualizations.
●Custom Calibration Profiles: Save personalized settings for accurate measurements.
●Enhanced Frequency Analyzer Tools: Advanced insights for engineers and musicians.
●Ad-Free Experience: Seamless, uninterrupted noise monitoring.
Note:
Subscription renews automatically unless cancelled 24 hours before the period ends. Manage in your Account Settings.
Privacy Policy:
Your data stays private—we don't collect personal info unnecessary for measurements. Microphone access is used solely for decibel tester functions, with no background tracking.
Privacy Policy: https://aautoclicker.com/decibelmeter/privacy
Terms of Use: https://aautoclicker.com/decibelmeter/terms
Feedback & Support:
Love our dB sound level accuracy? Leave a rating to show your support! Questions or suggestions? Contact tikfreefollowers@gmail.com—we're here to improve.
Download Decibel: dB Sound Meter now and take control of your sound environment. Accurate, easy, and essential—start measuring today!
Ratings & Reviews
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fix bugs
The developer, 芳 王, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- HK MobiUnity Technology Limited
- Size
- 165.5 MB
- Category
- Lifestyle
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
English and 17 more
- English, Arabic, Filipino, French, German, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Thai, Traditional Chinese, Turkish, Vietnamese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Weekly VIP $9.99
- Weekly VIP $9.99
- Weekly VIP $9.99
- Weekly VIP $9.99
- Copyright
- © 2025 Jack Yang
