Decibel - sound level meter

Decibel - sound level meter

By Paula Jeff

Decibel - sound level meter is a noise evaluation utility for iOS that provides real-time sound pressure measurements and reference noise charts.

The App DNA

What makes this app unique?

Users open the app to quantify ambient noise levels, but the mandatory subscription gate prevents the app from serving this need for the majority of new users.

For Individuals needing to monitor or document ambient noise levels for personal or professional reference.

What does it look like?

Key features

Sound Pressure Measurementstandard

Real-time evaluation of ambient noise levels using the device microphone.

Reference Noise Chartstandard

Visual comparison tool mapping decibel readings to common sounds.

Audio Recording Historyedge

Logs and saves past sound level measurements for later review.

How much does it cost?

subscriptionFree tier for basic measurement (currently gated)Subscription required for audio recording and history access

Subscription model gates all data persistence and recording features to monetize power users.

Velocity

Dormant developmentShow more...

Decibel - sound level meter has seen no development activity for 1,771 days. The app remains in a state of total stagnation with no updates or feature additions since its initial release. There is no evidence of ongoing support or maintenance for the platform.

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Who built it?

Paula Jeff

1 app tracked · Utilities

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User Sentiment

What do users think recently?

Fresh user feedback skews upset.

How are ratings & reviews evolving?

App Store
4.15 · 412

What users say, by theme

What Frustrates Users
  • Aggressive paywalls immediately after download prevent users from accessing any core functionality or basic measurements
+ 2 more themes

13 of 13 recent reviews analyzed · moderate confidence · Upset overall

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Competition

Competitive landscape for Decibel - sound level meter

How's the Utilities market?

Decibel - sound level meter occupies a niche in the Utilities category, but its 4.1-star rating is anchored by only 412 total ratings across all platforms. The absence of updates for over 58 months indicates the developer has effectively abandoned the product.

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The rivals identified

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The Analyst's Read

Key takeaways for Decibel - sound level meter

Where is it heading?

The market for simple utility apps is increasingly competitive, and Decibel - sound level meter has failed to maintain relevance due to a lack of updates and a restrictive monetization strategy. Without a shift to a functional free tier, the app will continue to see immediate churn from every new user.

  • The 58-month update gap indicates the developer has ceased all feature investment, leaving the app vulnerable to modern OS changes.
  • Persistent user complaints regarding deceptive paywalls continue to erode the app's reputation, making recovery increasingly difficult.

The SWOT

Core Strengths
  • Reference noise chart provides immediate context for raw decibel readings
Critical Frictions 3 weaknesses inside
Growth Levers
  • Implement a functional free tier for basic measurements to improve conversion
Market Threats 1 threat identified

Next best moves

1 Invest

Implement a functional free tier for basic measurements because the current paywall blocks all utility → increase user retention

The counter-intuitive read

The app's biggest risk is not the lack of features…

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Bottom line

The current monetization model blocks all utility, effectively killing the acquisition funnel. Releasing a functional free tier would allow the app to demonstrate value and potentially recover from the negative sentiment cycle that has persisted since the initial launch.

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FAQ

Is Decibel - sound level meter free to use?
No. While the app is listed as free, users report that all core utility features, including basic sound measurements, are blocked behind a mandatory subscription screen upon first launch.
Does Decibel - sound level meter work for casual noise monitoring?
Users report that the app's aggressive paywall prevents casual use, as even basic measurement features are gated behind a subscription that many find too expensive for the provided utility.
Are there free alternatives to Decibel - sound level meter?
Yes. Many sound level meter apps in the Utilities category offer free, ad-supported versions that provide basic decibel measurement without requiring an immediate subscription.

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 - sound level meter, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Decibel - sound level meter Intelligence Report.” Updated Sep 26, 2026. https://marlvel.ai/apps/decibel-sound-level-meter-1

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