--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "dB Meter: Noise & Decibel" developer_entity: "Ha Do Thi Thu" bundle_id: "com.ha.decibel" app_store_id: "6757093349" category: "Utilities" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2026-07-27" report_date: "2026-09-05" last_verified: "2026-09-05T00:00:00.000Z" report_version: "1.2.1" total_reviews: 8 overall_rating: 4.9 confidence: "low" confidence_score: 0.35 data_age_days: 25 momentum_velocity: "maintenance" intelligence_version: 3 tags: ["utilities", "free", "mobile app", "app review", "app analysis", "users,", "office", "workers,"] canonical_url: "https://marlvel.ai/apps/db-meter-noise-decibel" license: "CC-BY-NC 4.0" content_version: "v2" --- # dB Meter: Noise & Decibel Intelligence Report ## TL;DR {#tldr} - **Category**: Utilities · Free - **Signal**: Rating 4.88 > **TL;DR:** dB Meter: Noise & Decibel is a utilities app by Ha Do Thi Thu, rated 4.88/5 by 8 users, available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** dB Meter: Noise & Decibel is a utilities app by Ha Do Thi Thu. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.88/5 (8 reviews) | | **Category** | Utilities | | **Developer** | Ha Do Thi Thu | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.35/1.0) | | **Data Age** | 25d | ## Metadata & Market Performance - **Publisher:** Ha Do Thi Thu - **Category:** Utilities - **Target Audience:** Home users, office workers, and event organizers requiring quick, non-certified sound level checks. - **Platforms:** iOS - **Version Reviewed:** 1.2.1 - **Report Date:** 2026-09-05 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.35/1.0) - **App Store ID (iOS):** 6757093349 - **Bundle ID:** com.ha.decibel - **Performance Trend:** Stable - **Data Window:** Analysis based on signals collected up to 2026-09-05 ## Executive Snapshot **What it is:** dB Meter: Noise & Decibel is a sound-monitoring utility for iOS that provides real-time decibel levels, frequency analysis, and data logging. **Why users hire it:** The app removes the cost barrier for users needing quick, non-certified environment sound checks without requiring expensive hardware. ## App DNA (Features & Intent) - **[Standard] Real-time dB Meter:** Displays live sound levels with min, max, and average metrics alongside a live chart. - **[Differentiator] Data Logger:** Records time-stamped sound readings with export functionality for external analysis. - **[Differentiator] Frequency Analyzer:** Visualizes sound frequency spectrum in real-time. - **[Differentiator] Calibration Offset:** Allows manual adjustment of decibel readings to match a reference source. - **[Differentiator] Photo Overlay:** Captures photos with a decibel level watermark overlay. ## Market Position {#market-position} dB Meter: Noise & Decibel occupies the Utilities category with a 4.875 rating across 8 reviews. The absence of an explicit monetization model distinguishes it from category peers that gate advanced analysis behind subscriptions. ## Monetization Strategy - **Model:** Free - **Tiers:** Free to download - **Analysis:** The app is free to download with no explicit subscription or IAP gates mentioned in the metadata. ## SWOT Analysis {#swot} **Core Strengths:** - Calibration offset enables manual adjustment to reference sources. - Frequency spectrum visualization provides utility beyond basic decibel monitoring. **Growth Levers:** - Integration of professional-grade reporting features could unlock B2B use cases for event organizers. ## What's New - **Latest (v1.2.1, 1 months ago):** Maintenance update focused on bug fixes and performance stability. ## App Momentum (Maintenance) {#momentum} - Ships bug fixes only. - Maintenance-only release cadence. > **Cadence:** 1 total versions · 0 majors in last 6 months · 40 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} dB Meter: Noise & Decibel is an utilities app that is completely free. It holds a 4.88/5 rating from 8 reviews. > **Bottom Line:** dB Meter: Noise & Decibel provides a functional utility for casual sound monitoring, but the lack of a clear monetization model or active feature roadmap leaves the product vulnerable to more frequently updated competitors. **Best for:** Home users, office workers, and event organizers requiring quick, non-certified sound level checks. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Audit monetization potential because the current free-only model lacks a clear path for development funding → unlock sustainable growth ### Outlook: Stable The casual utility market is consolidating around apps with frequent feature updates and clear monetization models. dB Meter: Noise & Decibel remains stable but risks stagnation without a shift toward a sustainable revenue model to fund development. - ⚪ Maintenance-only release cadence suggests the app is in a stable state rather than an active growth phase. - 🔴 Lack of monetization gates limits the resources available for future feature expansion compared to category rivals. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.88/5 | | Total Reviews | 8 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 5 analyzed | | Trend | Stable | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **dB Meter: Noise & Decibel** (this app) | 4.88/5 | N/A | Ha Do Thi Thu | | [Sota Connect: Secure Network](https://marlvel.ai/apps/fi-catconnect-sota) | 4.8/5 | N/A | Cat Connect | | [V2Box - V2ray Client](https://marlvel.ai/apps/v2box-v2ray-client) | 4.6/5 | n/a | techlaim | | [avoVPN Desktop](https://marlvel.ai/apps/avovpn-desktop) | N/A/5 | N/A | Avocado VPN Technologies | | [Free VPN by Free VPN .org™](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) | 4.5/5 | Mixed | Free VPN LLC | | [Fusvob VPN : Super VPN 2026](https://marlvel.ai/apps/com-toplinkc-foxexcellent) | 4.4/5 | Mixed | Fuxin Technology | ## Company Profile - **Developer:** Ha Do Thi Thu - **Website:** [https://hosting-7ba9c.web.app](https://hosting-7ba9c.web.app) ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/db-meter-noise-decibel/id6757093349?uo=4) - **Dev Site:** [Official Website](https://hosting-7ba9c.web.app) - **Sources:** Developer website content, About us / company information, App store metadata. ## Related Intel Reports - [*Sota Connect: Secure Network*](https://marlvel.ai/apps/fi-catconnect-sota) (Cat Connect) · 4.8/5 Rating - [*V2Box - V2ray Client*](https://marlvel.ai/apps/v2box-v2ray-client) (techlaim) · 4.6/5 Rating - [*avoVPN Desktop*](https://marlvel.ai/apps/avovpn-desktop) (Avocado VPN Technologies) · N/A Rating - [*Free VPN by Free VPN .org™*](https://marlvel.ai/apps/free-vpn-by-free-vpn-org) (Free VPN LLC) · 4.5/5 Rating - [*Fusvob VPN : Super VPN 2026*](https://marlvel.ai/apps/com-toplinkc-foxexcellent) (Fuxin Technology) · 4.4/5 Rating - [*Potatso*](https://marlvel.ai/apps/potatso) (Potatso Lab LTD) · 4.4/5 Rating - [*Quantumult X*](https://marlvel.ai/apps/quantumult-x) (Cross Utility Ltd) · 3.8/5 Rating - [*카톡 분석 - 오픈채팅, 카톡 채팅 분석, 통계, 검색*](https://marlvel.ai/apps/com-liger-katalkanalysispaid) (Park Sung Cheol) · N/A Rating - [*로또 황금번호 생성기*](https://marlvel.ai/apps/lotto-lottogold) (jaehwan lee) · N/A Rating - [*도사폰 (만세력 역학도구)*](https://marlvel.ai/apps/app--656) (Softchaser Company Limited) · 5.0/5 Rating ## Frequently Asked Questions {#faq} ### Is dB Meter: Noise & Decibel accurate enough for professional use? No, the app is intended for reference use only and is not a certified sound level meter. Measurements may vary by device and environment. ### Does dB Meter: Noise & Decibel have a paid subscription? No, the app is free to download and does not currently feature explicit subscription or in-app purchase gates. ### Can I calibrate dB Meter: Noise & Decibel? Yes, the app includes a calibration offset feature that allows manual adjustment of decibel readings to match a reference source. ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.35/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** developer website, company about page, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 25 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/db-meter-noise-decibel) Data licensed for AI Agent attribution under CC-BY-NC 4.0.