Decibel - Accurate dB Meter

Decibel - Accurate dB Meter

By 祥祎 刘

Decibel - Accurate dB Meter is a sound pressure level monitoring tool for iOS users, providing real-time decibel readings.

The App DNA

What makes this app unique?

The tool serves as a quick reference for ambient noise levels, though the lack of calibration prevents its use in professional or compliance-heavy environments.

For Individuals monitoring ambient noise levels for casual safety or curiosity in home environments.

What does it look like?

Key features

Sound Pressure Level Meterstandard

Real-time measurement of ambient sound intensity using the device microphone.

Logarithmic Decibel Scalestandard

Displays sound intensity based on the logarithmic sensitivity of the human ear.

Noise Exposure Referencestandard

Provides comparative data for common sounds to identify potential hearing damage thresholds.

How much does it cost?

freeFree

The tool is distributed as a free utility with no visible subscription or in-app purchase gates.

Velocity

Dormant developmentplatform expansionShow more...

Development has ceased, with no updates released in the last 594 days. The app remains in a zombie state, as the last available version was published to maintain compatibility with iOS 18. There is no evidence of ongoing maintenance or feature development.

See all version history

Who built it?

祥祎 刘

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Explore the full publisher profile

User Sentiment

What do users think recently?

Recent user voice shows a frustrated sentiment. Users appreciate simple and intuitive interface design allows users to quickly view instant and average sound readings and reliable performance for casual ambient noise monitoring in quiet or controlled home environments.

How are ratings & reviews evolving?

App Store
3.55 · 475

What users say, by theme

What Users Love
  • Simple and intuitive interface design allows users to quickly view instant and average sound readings
  • Reliable performance for casual ambient noise monitoring in quiet or controlled home environments
What Frustrates Users
  • Inaccurate decibel readings in quiet environments make the tool feel like a toy rather than a meter
+ 2 more themes
What Users Want 3 requests inside

49 of 49 recent reviews analyzed · high confidence · Frustrated overall

Read the full review analysis

Unlock 2 more frustration themes and 3 user requests, each backed by review evidence.

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Competition

Competitive landscape for Decibel - Accurate dB Meter

How's the Utilities market?

Decibel - Accurate dB Meter maintains a 3.5-star rating across 475 total ratings, reflecting user frustration with measurement accuracy. The lack of updates for 594 days signals a maintenance-only posture that leaves the tool vulnerable to more active competitors.

The rivals identified

The Analyst's Read

Key takeaways for Decibel - Accurate dB Meter

Where is it heading?

The sound monitoring utility market is consolidating around tools that offer professional calibration and data logging. Decibel - Accurate dB Meter remains in a maintenance-only state, which leaves it exposed to rivals that provide the accuracy and history tracking users are actively requesting.

  • The 594-day update gap signals a maintenance-only posture, which prevents the tool from addressing core measurement accuracy complaints.
  • User reports of unauthorized clipboard access create a significant trust barrier that, if unaddressed, will accelerate churn.

The SWOT

Core Strengths
  • Simple interface design allows for immediate, low-friction access to ambient sound data
Critical Frictions 3 weaknesses inside
Growth Levers
  • Implement a manual calibration offset to align with professional standards
  • Introduce background monitoring with threshold alerts to increase utility
  • Add history logging functionality to track noise exposure over time
Market Threats 1 threat identified

Next best moves

1 Invest · 1 Maintain

Ship manual calibration feature because users cite high baseline noise as the top frustration → improve measurement utility

+ 1 more prioritized move

The counter-intuitive read

The tool's lack of monetization is not a strength…

Read the full take

Feature gaps

Manual calibration settings (absent here but requested by users) +2

Since the last report: The app's market positioning has narrowed to focus on casual home users, while the competitive threat assessment now explicitly highlights rivals with superior feature sets. No product updates have occurred, maintaining the app's stagnant, maintenance-only status.

Bottom line

The lack of manual calibration baseline prevents professional accuracy, which relegates the tool to casual use and drives the negative sentiment surfacing in reviews. Addressing these accuracy concerns would unlock utility for the user base currently frustrated by the high baseline noise.

Unlock 3 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.

Access the full report for free

FAQ

Is Decibel - Accurate dB Meter accurate enough for professional use?
No. Users report that the tool lacks manual calibration, leading to inaccurate readings in quiet environments, which makes it unsuitable for professional or compliance-related tasks.
Does Decibel - Accurate dB Meter have intrusive ads or subscriptions?
No. The tool is currently distributed as a free, ad-free utility without any visible subscription or in-app purchase gates.
What are the main limitations of this app?
The primary limitations include a lack of manual calibration, the absence of history logging, and user reports of inaccurate readings in silent rooms.

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Decibel - Accurate dB Meter, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The app's market positioning has narrowed to focus on casual home users, while the competitive threat assessment now explicitly highlights rivals with superior feature sets. No product updates have occurred, maintaining the app's stagnant, maintenance-only status.

shifted

Target Audience Narrowing

added

Competitor Threat Specification

added

Formal Feature Gap Identification

Cite this report

Marlvel.ai. “Decibel - Accurate dB Meter Intelligence Report.” Updated Sep 9, 2026. https://marlvel.ai/apps/decibel-accurate-db-meter

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