Comparison

Decibel Meter vs Decibel Shield

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Decibel Meter

This tool transforms your iPhone into a professional sound level meter, measuring decibels and analyzing sound frequencies. It helps identify harmful noise levels to protect your hearing and health, offering detailed insights and measurement history.

Highlights
  • Professional sound level meter
  • Sound frequency analysis
  • Noise dosimeter with standards
  • Accurate sound pressure measurements
  • Save and export measurements
  • Advanced measurement charts
  • MIN/MAX/AVG data
Features
Read full description

Decibel Meter is a professional tool to measure decibels & analyze sound frequency. This app turns your iPhone into a professional sound level meter, detects harmful noises and helps protect your health & hearing. Measure the noise level around you and protect yourself in case of excessive volume. Main Features: * A noise dosimeter will help you understand how noisy it is at your workplace or home. * Dosimeter with NIOSH, OSHA standards * Accurate sound pressure measurements * Various types of measurements: dBa, dBc, dBz * Save measurements to the database right on your iPhone * Get MIN / MAX / AVG information for your measurements * Export measurements * Advanced charts show you the deep details of your measurements Is your job high in noise? Do you want to find out if the neighbours are not exceeding the permissible volume values? Do you want to monitor the health of your ears? This means that our application can serve you as a faithful assistant. Are you ready to give it a go? Subscription information about pricing and terms: The app is based on the freemium model: it's free to use. However, you can subscribe for unlimited access to all features with unlimited usage. I provide different options. The longer period – the profitable subscription. Privacy Policy: https://sites.google.com/view/richapps/privacy-policy Terms of Use: https://sites.google.com/view/richapps/terms-of-use

About

Decibel Shield

Measure and track sound levels in real-time with this user-friendly decibel meter. Log historical data, integrate with Apple Health, and gain insights into your sound environment. Includes a white noise generator for focused listening.

Highlights
  • Real-time decibel monitoring
  • Historical data tracking
  • Apple Health integration
  • White noise generator
  • iCloud sync
  • Location tagging
  • Background processing
Features
Read full description

Decibel Shield™ : Sound Level Meter Discover the power of sound around you with Decibel Shield™ , the free and user-friendly app designed to make noise level measurement simple and insightful. Whether you're monitoring workplace noise, checking the volume at events, or just curious about everyday sound levels, Decibel Shield™ offers an easy-to-use solution right at your fingertips. Key Features Real-Time Decibel Monitoring: Instantly view the current sound levels in decibels (dB) with precise accuracy. Perfect for those needing an accurate dB meter. Historical Data Tracking: Keep a log of all your measurements with date and time stamps for future reference. Apple Health App Integration: Save sound levels to iOS health app to track historical levels. White Noise Generator: Listen to different sounds including white,brown,blue noise and more. Trends View: Provides insights into your sound level measurements over different periods. Explore various statistics and trends to better understand your sound environment. Location Tagging: Record the location of your measurements, ideal for comparing noise levels across different places. Max and Average dB Readings: Alongside real-time data, view the highest and average decibel readings of each session. Background Processing: Measure sound levels even when the app is running in the background. VU Meter Visual Representation: A dynamic VU meter provides a visual understanding of current noise levels. Important Notice The sound level measurement provided by this app is for informational purposes only. While we strive to ensure the accuracy of the measurements, we cannot guarantee that the results are entirely precise due to various factors such as device calibration, microphone quality, and environmental conditions. By using this app, you agree to the following: No Guarantee of Accuracy: The measurements and results provided by this app are not guaranteed to be accurate and should not be relied upon for critical or professional purposes. User Responsibility: Users are solely responsible for the interpretation and use of the data provided by this app. We strongly recommend using professional sound level meters and consulting with qualified professionals for accurate measurements and health-related concerns. Limitation of Liability: The developers, owners, and affiliates of this app shall not be held liable for any damages, injuries, or adverse effects resulting from the use or misuse of the app or the reliance on the data provided. This includes, but is not limited to, direct, indirect, incidental, and consequential damages. Health and Safety: If you have any concerns about noise levels and their impact on your health, please consult with a medical professional or an accredited specialist in sound measurement and acoustics. Visit NIOSH website for more. By downloading and using this app, you acknowledge that you have read, understood, and agreed to this disclaimer. Decibel Shield™ Premium Subscription Information: Joining the Decibel Shield™ Premium Subscription may include a 7-day free trial, followed by a yearly membership fee. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription, where applicable. Privacy Policy : https://appstack.wixsite.com/apps/policies Terms of Service : https://appstack.wixsite.com/apps/terms

Screenshots

Decibel Meter4 screens
Decibel Shield4 screens

Verdict

The call

The clearest difference is rating: Decibel Shield at 4.7 against Decibel Meter's 3.5. Decibel Shield also leads on update cadence (daily vs every 11 months) and review sentiment (77% vs 50%). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Decibel Meter sells 4 in-app purchases, starting at $3.99 per 7 days and Decibel Shield sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Decibel Shield holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: Decibel Shield has 644 ratings behind it against 55, so its average is the more settled of the two. Written reviews point the same way: 50% of Decibel Meter's written reviews are positive against 77% of Decibel Shield's.

UpkeepUpdate frequency

Decibel Meter ships an update every 11 months, Decibel Shield daily. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
Decibel Meter versus Decibel Shield: the parameters behind the verdict, then further details
ParameterDecibel MeterDecibel Shield
PriceFreeFree
Rating3.5 (55 ratings)4.7 (644 ratings) — better
Positive reviews50.0% of reviews76.9% of reviews — better
Number of ratings55644 — better
Update frequencyEvery 11 monthsDaily — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size18 MB43 MB
Age rating4+4+
DeveloperRychard MatskevichAPPSTACK LLC

Customer experience

Decibel Meter

All ratings54 ratings
Positive61.1%
Neutral3.7%
Negative35.2%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

Decibel Shield

All ratings623 ratings
Positive93.6%
Neutral2.6%
Negative3.9%
Written reviews13 reviews
Positive76.9%
Neutral15.4%
Negative7.7%

In-app purchases

4 purchases

Decibel Meter

Subscriptions4
  • Decibel Meter Premium Weekly3 Days trial$3.997 Days
  • Noise Spectrum Detector VIP3 Days trial$8.991 Month
  • Noise Frequency Checker VIP$19.993 Months
Show 1 more
  • Sound Level Analyzer dB VIP$29.991 Year
4 purchases

Decibel Shield

Subscriptions4
  • Premium Weekly7 Days trial$1.997 Days
  • Premium Monthly7 Days trial$4.991 Month
  • Annual Membership7 Days trial$44.991 Year
Show 1 more
  • Premium Yearly7 Days trial$49.991 Year

Questions

Is Decibel Meter free?
Decibel Meter is free to download, with in-app purchases available.
Is Decibel Shield free?
Decibel Shield is free to download, with in-app purchases available.
Which has better reviews, Decibel Meter or Decibel Shield?
Decibel Shield is rated higher. Decibel Meter averages 3.5 out of 5 from 55 ratings, while Decibel Shield averages 4.7 from 644 ratings.
Do Decibel Meter or Decibel Shield have ads?
Neither Decibel Meter nor Decibel Shield shows ads.
Which is updated more often, Decibel Meter or Decibel Shield?
Decibel Meter ships an update every 11 months, and Decibel Shield daily. Most recently, Decibel Meter was updated on November 7, 2026 and Decibel Shield on November 3, 2026.

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