Decibel Meter: NoiseScope
Noise, sleep & sound reports
Free · In‑App Purchases
NoiseScope is a personal environmental noise analyzer for
real-time sound measurement, sleep environment review,
and long-term noise records.
Open the app and measurement starts automatically. You
can check current dB levels, peaks, LAeq trends,
weighting modes, response modes, low-frequency
indicators, and noise profile insights in a focused full-
screen interface.
Key features:
- Real-time decibel measurement
- LAeq, peak, A/C/Z weighting, and Fast/Slow/Impulse
response
- Sleep noise analysis with baseline, peak, disturbances,
and quiet periods
- Hearing exposure estimates based on NIOSH and OSHA
references
- Noise profile insights for low-frequency rumble,
traffic, mechanical noise, and sudden events
- Local history with session summaries and event
timelines
- PDF reports for single sessions, 24-hour trends, and
sleep review
- Microphone profiles, calibration tools, and device
model adjustment
- Local-first data storage with no raw recording upload
by default
Free features include real-time measurement, basic
trends, single-session reports, and recent history. Pro
is a one-time purchase that unlocks advanced reports,
sleep analysis, full history, calibration tools, alerts,
and data archive features.
NoiseScope is designed for personal reference, room
comparison, sleep environment review, apartment noise
checks, office noise tracking, and daily sound awareness.
It is not a replacement for a certified legal sound level
meter.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Version 1.0.2 improves the launch and release experience:
- Opens directly to the main app interface
- Adds a contact email in Settings for feedback and suggestions
- Adds a continuous-improvement note for measurement, device support, reports, and sleep analysis
- Refines localized copy and version display
The developer, 博 彭, 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 Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 博 彭
- Size
- 2.7 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- Simplified Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Pro永久版 $1.99
- Copyright
- © 2026 electricromeo inc