Comparison

Modules vs SoundMeter X

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

Head to head
About

Modules

Create dynamic visual effects synchronized with your music library or microphone input. Select songs from your device to bring your audio to life with unique visual experiences.

Highlights
  • Music visualizer
  • Microphone input
  • Local music library integration
  • Customizable visual effects
Features
Read full description

This app generates some visual effects from your music library or microphone. - Usage 1. Tap the music button. 2. Select your songs from music library. These songs should be on your device.

About

SoundMeter X

Transform your device into a professional sound level meter, noise dosimeter, and spectrum analyzer. Log data, calibrate sensitivity, and analyze audio with advanced features. Offers a free trial for premium functionalities.

Highlights
  • Handheld data-logging sound level meter
  • Data-logging noise dosimeter
  • Real-time octave spectrum analyzer
  • Multi-channel data recorder
  • Stereo signal generator
  • Sensitivity calibration
  • Data logging in CSV, TXT, MAT, and PDF
Features
Read full description

SoundMeter X turns your iPhone or iPad into a handheld data-logging sound level meter (SLM), data-logging noise dosimeter, stereo signal generator, multi-channel data recorder, and real-time whole or 1/3 octave band spectrum analyzer (subscription or perpetual license required for most features--14-day free trial available). Input signals can be acquired from any available audio input path. Sensitivity calibration can also be performed for any audio input device and/or input channel. Direct hardware support (automatic sensitivity calibration, based on factory-defined values) for The Modal Shop’s 2-channel 485B39 USB-ICP interface and miniDSP’s UMIK-1, UMIK-2, and EARS microphones. In addition to real-time sound level measurements, SoundMeter can stream raw sound data to audio files, and store acquired sound level data, including date, time, and location, in CSV or TXT (tab-delimited) files, MAT-files, or high-resolution PDF images for later retrieval from your device. SoundMeter may be downloaded for free from the App Store. Additional tools and features are offered via in-app purchase. The SoundMeter Pro subscription includes: - User-defined custom metadata in saved audio and data files - Level MeterLp, Leq, Lx sound levels -- Standard Flat, A, C frequency weighting -- Standard Fast, Slow, Impulse time weighting -- Data logging. Data can be logged as often as every 0.1 seconds for up to 8 hours, every second for up to 72 hours, or every 10 seconds for up to two weeks. -- Event notifications - Max Levels Meter -- Traffic-light-style meters make it easy to monitor 2 separate sound level thresholds in 2 independent user-defined frequency bands. -- Define lower (warning) and higher (limit) sound level thresholds for overall (full audio band) levels as well as for individual octave frequency bands. -- Store user-defined thresholds in files for later recall. - Noise Dosimeter -- 8-hour Noise Dose, Projected Dose, TWA calculations -- Criterion Levels: 80, 85, 90 dB -- Exchange Rates: 3, 4, 5 dB -- Data logging. Data can be logged as often as every 0.1 seconds for up to 8 hours, every second for up to 72 hours, or every 10 seconds for up to two weeks. - Real-time Octave Spectrum Analyzer (RTA) -- Lp, Leq, Lx sound levels -- Supports whole or 1/3-octave frequency bands -- Standard Flat, A, C frequency weighting -- Standard Fast, Slow, Impulse time weighting -- NC, RNC, and NR references curves, NC, SIL, and NR values -- Data logging. Data can be logged as often as every 0.1 seconds for up to 8 hours, every second for up to 72 hours, or every 10 seconds for up to two weeks. - Multi-channel Data Recorder -- Supports up to 8 channels -- Live monitoring of recorded data -- Metadata (including calibrated sensitivity) embedded in audio file (AIF, CAF, WAV), optionally saved in separate data file - Stereo Signal Generator -- Left and right outputs assigned to arbitrary hardware output channels -- Random and pseudorandom (periodic) noise sequences with white or pink spectrum -- Linear and logarithmic frequency sweeps -- Dual periodic waveforms with arbitrary frequency and phase difference - MultiTool -- Powerful data monitoring and project management (Add 2-6 subtools, depending on screen size, and save configurations for easy recall at a later time.) The SignalScope X Pro Tool Set subscription can be shared between SoundMeter X and SignalScope X. It unlocks all tools and features of the SoundMeter Pro subscription in SoundMeter X and all tools and features of the Pro Tool Set subscription in SignalScope X (iCloud login required). Learn more about SoundMeter X at FaberAcoustical.com. Subscription Terms: - https://www.faberacoustical.com/apps/subscriptions/terms.html Privacy Policy: - https://www.faberacoustical.com/about/privacy.html Terms and Conditions for FaberAcoustical.com: https://www.faberacoustical.com/about/terms.html

Screenshots

Modules4 screens
SoundMeter X4 screens

Verdict

The call

Modules and SoundMeter X both sit at 3.7 stars, but that hides the real split: 45% of Modules's written reviews are positive against 23% of SoundMeter X's. Modules also leads on iOS requirement (9.0 vs 18.6). On price, rating, ratings volume and update cadence 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. Modules sells 1 one-off in-app purchase and SoundMeter X sells 7 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.7 for Modules against 3.6 for SoundMeter X. Both are backed by a comparable volume of ratings — 18 and 45 respectively. Written reviews are what separate them: 45% of Modules's written reviews are positive against 23% of SoundMeter X's.

UpkeepUpdate frequency

Modules ships an update monthly, SoundMeter X every 3 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 8 level
Modules versus SoundMeter X: the parameters behind the verdict, then further details
ParameterModulesSoundMeter X
PriceFreeFree
Rating3.7 (18 ratings) — better3.6 (45 ratings)
Positive reviews45.5% of reviews — better22.6% of reviews
Number of ratings1845 — better
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS9.0 — better18.6
Further details — not scored
Size76 MB18 MB
Age rating4+4+
DeveloperY. MOCHIDUKIFaber Acoustical, LLC

Customer experience

Modules

All ratings17 ratings
Positive64.7%
Neutral17.6%
Negative17.6%
Written reviews11 reviews
Positive45.5%
Neutral18.2%
Negative36.4%

SoundMeter X

All ratings45 ratings
Positive62.2%
Neutral8.9%
Negative28.9%
Written reviews31 reviews
Positive22.6%
Neutral6.5%
Negative71.0%

In-app purchases

1 purchases

Modules

One-time1
  • Remove ads$1.99
7 purchases

SoundMeter X

Subscriptions4
  • SoundMeter Pro, 1 Month14 Days trial$4.991 Month
  • Pro Tool Set, 1 Month14 Days trial$24.991 Month
  • SoundMeter Pro, 1 Year14 Days trial$49.991 Year
Show 1 more
  • Pro Tool Set, 1 Year14 Days trial$249.991 Year
One-time3
  • 14-day Free Trial, SoundMeter ProFree
  • SoundMeter Pro 2026 Upgrade$29.99
  • SoundMeter Pro 2026$99.99

Questions

Is Modules free?
Modules is free to download, with in-app purchases available.
Is SoundMeter X free?
SoundMeter X is free to download, with in-app purchases available.
Which has better reviews, Modules or SoundMeter X?
Modules is rated higher. Modules averages 3.7 out of 5 from 18 ratings, while SoundMeter X averages 3.6 from 45 ratings.
Do Modules or SoundMeter X have ads?
Neither Modules nor SoundMeter X shows ads.
Which is updated more often, Modules or SoundMeter X?
Modules ships an update monthly, and SoundMeter X every 3 weeks. Most recently, Modules was updated on October 24, 2026 and SoundMeter X on October 21, 2026.

Other comparisons