Report updated May 7, 2026
Sound Meter Pro!
For users requiring basic environmental noise monitoring or sound level verification via mobile device.
Sound Meter Pro! is an established utilities app that is completely free.
What is Sound Meter Pro!?
Sound Meter Pro! is a utility app for iOS that measures environmental noise levels and displays data via a real-time graph.
Users hire this app for quick, low-friction noise verification, avoiding the complexity of professional-grade audio analysis tools.
Current Momentum
v1.0 · 19mo ago
Zombie- No significant updates since September 2024.
- Maintains static feature set.
Active Nemesis
Decibel X:dB Sound Level Meter
By SkyPaw Co.
Other Rivals
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Gathering signals...
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Displays current sound levels in decibels using the device microphone
Plots sound level changes over time alongside the numerical meter
Allows manual adjustment of microphone sensitivity via a dedicated menu
How much does it cost?
- Free version with no stated IAP or subscription
The app operates as a free utility with no visible monetization gates or subscription tiers.
Who Built It?
nakhon phagdeechat
Providing utility-focused tools for measurement and hardware control. Helping users leverage smartphone sensors for practical daily tasks.
Portfolio
13
Apps
What other apps does nakhon phagdeechat make?
Explore the full nakhon phagdeechat report
Portfolio breakdown, audience, momentum, and every app published by nakhon phagdeechat.
What do users think recently?
Analysis in progress, available soon
What is the competitive landscape for Sound Meter Pro!?
How's The Utilities Market?
How does it evolve in the Utilities market?
The app occupies the basic utility segment of the iOS sound measurement market. Its lack of monetization and professional-grade features positions it as a entry-level tool compared to the established Decibel X.
Rank progression
1 active ranking tracked — 30-day window
The rivals identified
Nemeses(1)
This is the dominant market leader in the sound measurement niche, maintaining a high release cadence and massive user base that directly competes for the same utility-focused audience.
Differentiators
- Offers professional-grade calibration features and spectrum analysis tools that far exceed basic decibel monitoring capabilities.
- Provides multi-platform support including Apple Watch integration for real-time monitoring without needing to hold the phone.
- Monetization strategy utilizes a sophisticated freemium model with advanced measurement modules locked behind a subscription paywall.
Head to head
The target app must differentiate through extreme simplicity and UX speed, as it cannot compete with the feature depth and established brand authority of Decibel X.
Contenders(2)
Demonstrates high development velocity with 8 releases in the last six months, signaling an aggressive push for market share.
Differentiators
- Aggressive update cadence allows for rapid iteration on user feedback and quick implementation of minor UI improvements.
- Utilizes a high-frequency release strategy to maintain visibility in app store search algorithms and category rankings.
A highly credible, research-backed alternative that targets the safety-conscious segment of the sound measurement market.
Differentiators
- Leverages institutional credibility by aligning with NIOSH standards for occupational hearing safety and noise exposure tracking.
- Prioritizes data accuracy and scientific reporting over the consumer-facing aesthetic found in standard utility apps.
Same space(1)
Marina Polyanskaya
Operates in the broader audio analysis space, serving a more technical audience than the target app's general utility focus.
Differentiators
- Targets specialized audio engineers and sound technicians requiring granular octave band frequency data for acoustic tuning.
- Positions itself as a technical diagnostic tool rather than a general-purpose decibel monitoring utility.
Compare Sound Meter Pro! against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for Sound Meter Pro!
Strengths to defend, gaps to attack
Core Strengths
- Minimalist interface reduces friction for casual users
- Manual calibration settings provide professional-grade utility
Critical Frictions
- Zero monetization strategy limits development resources
- Lacks multi-platform support compared to category leaders
Growth Levers
- Integrate wearable support to increase retention
- Target specific noise-sensitive niches like residential acoustic testing
Market Threats
- High-frequency update cadences from rivals like Coolexp
- Established brand authority of Decibel X in the utility space
What are the next best moves?
Implement basic ad-monetization because the current free model lacks revenue generation → fund future development
The app currently lacks any monetization, limiting the ability to compete with rivals that have dedicated development teams.
Trade-off: Pause UI customization updates — monetization is critical for survival.
Ship Apple Watch integration because competitors use multi-platform support to drive retention → increase daily active usage
Competitors like Decibel X use wearable integration to maintain user reliance, which this app currently lacks.
Trade-off: Deprioritize minor UI color updates — wearable utility is a higher-impact retention driver.
A counter-intuitive read
The app's lack of features is its primary asset, as it avoids the dashboard fatigue that drives users away from more complex, professional-grade measurement tools.
Feature Gaps vs Competitors
- Spectrum analysis (available in Decibel X but absent here)
- Apple Watch integration (available in Decibel X but absent here)
- Occupational noise exposure tracking (available in NIOSH Sound Level Meter but absent here)
Key Takeaways
Sound Meter Pro! provides a clean, simple utility for casual users, but its lack of monetization and feature depth leaves it exposed to aggressive competitors, so the team must prioritize a revenue model and wearable integration to survive.
Where Is It Heading?
Stable
The sound measurement market is consolidating around apps that offer professional-grade calibration and multi-platform utility. Sound Meter Pro! remains in a static state, which will likely lead to a gradual loss of market share as competitors with higher update cadences continue to dominate search rankings.
The app has seen no feature updates since its release, signaling a maintenance-only posture that risks losing ground to active competitors.
The lack of monetization prevents the developer from matching the update cadence of rivals, which will likely lead to a decline in search visibility.