Comparison

Decibel Meter Ultra vs Scroll the Volume

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

Head to head
About

Decibel Meter Ultra

Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.

Highlights
  • Precision sound level metering
  • Noise logging and reporting
  • Hearing protection dosimeter
  • Fractional octave band analysis
  • Real-time analyzer
  • External microphone support
Read full description

Measure, record and track sound levels in your environment with Decibel Meter Ultra, the all-in-one sound level meter, dosimeter and real-time analyzer. From monitoring sound levels at home, noise levels in the workplace, to calibrating the speakers of your hi-fi, Decibel Meter Ultra makes it easy to get the information that you need. Precision Metering For Sound: Get accurate sound level readings using industry standard measurement methodologies, selectable A, C and Z frequency weighting curves, fast and slow time-weightings, plus concurrent peak level measurement. Choose from the built-in microphones on your device or connect an external microphone* for an even broader dynamic range. Eliminate Nuisance Noise: Getting proof is as simple as tapping a button. Catch and log problem noise as it occurs. Overlay live video with sound levels, or create comprehensive acoustic analysis reports that you can share easily via PDF. Visualize sound levels over time and gather the evidence that you need to take decisive action. Safeguard Your Hearing: Stay aware of noise levels in the workplace and compare against industry-mandated safe levels using the built-in dosimeter. Select from default measurement profiles based on published recommendations from NIOSH and OSHA, or if you’re working against a different specification, create your own. Elevate Your Home Audio: Get the best from your home audio system with powerful fractional octave band analysis. Fine-tune your equipment using up to twelfth octave-band resolution, variable time weightings and peak level indicators so that you can enjoy music and movies like never before. Download now and take advantage of our free plan which includes our built-in metering profile and up to two-minute recording durations. Or choose one of our PRO plans and gain access to everything the app has to offer, including our full suite of professional metering options, custom meter profiles, analysis charts, PDF reports, background recording, unlimited recording durations and more. *External microphones require calibration against a reference sound level source The data provided by Decibel Meter Ultra is for educational and informational purposes only. Please refer to the disclaimer in the Terms of Use for further information. Terms of Use: https://decibelmeterultra.com/terms Privacy Policy: https://decibelmeterultra.com/privacy

About

Scroll the Volume

Control your Mac's audio volume remotely from your iPhone and Apple Watch. Seamlessly switch audio outputs and manage multi-output presets for a personalized listening experience. Secure pairing ensures private communication between your devices.

Highlights
  • Remote Mac volume control via iPhone
  • Apple Watch volume control
  • Switch Mac audio outputs
  • Manage multi-output presets
  • Secure device pairing
  • Local-network communication
Features
Read full description

Scroll the Volume Companion lets you control your Mac’s volume from your iPhone and Apple Watch. Pair your iPhone with Scroll the Volume on Mac, then use your phone as a simple remote for volume control. Apple Watch support works through the iPhone companion, so your watch can adjust your Mac’s volume even when your phone app isn’t open on screen. Features: - Control your Mac's volume from iPhone and Apple Watch, even away from Wi‑Fi - Switch between available Mac audio outputs - Activate saved multi-output presets - Control individual devices inside an active multi-output setup - Relay Apple Watch volume control through iPhone - Secure pairing with your Mac - Fast local-network communication between your own devices How it works: - Install Scroll the Volume on your Mac & iPhone - Open the companion app on iPhone - Search for your Mac and pair using the code shown on Mac - Control volume from iPhone or Apple Watch Important: - The Mac app must have Remote Control enabled - iPhone and Mac should be on the same local network - Apple Watch control depends on the iPhone companion Privacy: Scroll the Volume Companion does not use analytics or advertising tracking. Communication is limited to your own paired devices for remote volume control. Support URL: https://docs.google.com/forms/d/e/1FAIpQLScHzne1wMDCQtO27eQotUZYKiSl8rKrNkLmVKrtVCrMBfGoNA/viewform?usp=header Terms of use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://bergs89.github.io/StefanoBergaminiAppsPrivacyStatements/ScrollTheVolumePrivacy.html

Screenshots

Decibel Meter Ultra4 screens
Scroll the Volume4 screens

Verdict

The call

The clearest difference is review sentiment: Scroll the Volume at 75% against Decibel Meter Ultra's 48%. Scroll the Volume also leads on device support (3 vs 1). Decibel Meter Ultra's advantage is update cadence (every 10 days vs every 3 weeks) and iOS requirement (18.6 vs 26.2). 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 Ultra sells 4 in-app purchases, starting at $7.99 per 7 days and Scroll the Volume sells 4 in-app purchases, starting at $1.29 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Decibel Meter Ultra ships an update every 10 days, Scroll the Volume every 3 weeks. The most recent releases landed on October 22, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 6 level
Decibel Meter Ultra versus Scroll the Volume: the parameters behind the verdict, then further details
ParameterDecibel Meter UltraScroll the Volume
PriceFreeFree
Rating4.6 (2.5K ratings) — better—
Positive reviews48.1% of reviews75.0% of reviews — better
Number of ratings2.5K — better—
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhoneiPhone, Mac, Apple Watch — better
Requires iOS18.6 — better26.2
Further details — not scored
Size91 MB16 MB
Age rating12+4+
DeveloperUltrafineStefano Bergamini

Customer experience

Decibel Meter Ultra

All ratings2,528 ratings
Positive91.2%
Neutral3.1%
Negative5.7%
Written reviews81 reviews
Positive48.1%
Neutral2.5%
Negative49.4%

Scroll the Volume

Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Bugs and requests

Decibel Meter Ultra

Reported bugs

2 issues
  • Subscription charges continue after cancellation
  • Subscription cancellation page doesn't load

Requested features

2 requests
  • Lower subscription pricing
  • Improve subscription cancellation process

Scroll the Volume

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Decibel Meter Ultra

Subscriptions4
  • PRO Access7 Days trial2 variants$7.997 Days
  • PRO Access2 variants$11.991 Month
  • PRO Access3 Days trial$39.991 Year
Show 1 more
  • PRO Access2 variants$39.991 Year
4 purchases

Scroll the Volume

Subscriptions2
  • Monthly3 Days trial$1.291 Month
  • Yearly$9.991 Year
One-time2
  • Lifetime, discount!$5.99
  • Lifetime$14.99

Questions

Is Decibel Meter Ultra free?
Decibel Meter Ultra is free to download, with in-app purchases available.
Is Scroll the Volume free?
Scroll the Volume is free to download, with in-app purchases available.
Do Decibel Meter Ultra or Scroll the Volume have ads?
Neither Decibel Meter Ultra nor Scroll the Volume shows ads.
Which is updated more often, Decibel Meter Ultra or Scroll the Volume?
Decibel Meter Ultra ships an update every 10 days, and Scroll the Volume every 3 weeks. Most recently, Decibel Meter Ultra was updated on October 22, 2026 and Scroll the Volume on September 30, 2026.

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