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Best Splnfft Apps

249+ iOS apps curated and reviewed

4.0 avg rating
18 free apps
Updated August 2026

With an average user rating of 4.0★, the splnfft category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.

Compare top Splnfft Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SPLnFFT Noise MeterSPLnFFT Noise Meter$3.994.8★ (60)NoYesAug 2026
2Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6★ (161K)NoYesAug 2026
3Noise Meter - Decibel MeterNoise Meter - Decibel MeterFree1.2★ (6)NoNoJun 2026
4NIOSH Sound Level MeterNIOSH Sound Level MeterFree4.7★ (17K)NoNoAug 2026
5Noise Meter - Sound & DecibelNoise Meter - Sound & DecibelFree—YesNoAug 2026
6dB Meter - Noise AnalyzerdB Meter - Noise AnalyzerFree—YesNoAug 2026
7Sound Meter - Noise DetectorSound Meter - Noise DetectorFree2.0★ (5)NoYesMay 2026
8DecibelLab: Sound Level MeterDecibelLab: Sound Level MeterFree—NoYesJul 2026

Top Picks for Splnfft

SPLnFFT Noise Meter#1

SPLnFFT Noise Meter by Fabien Lefebvre

Serious audio measurements
Editor's Choice
🔧 Utilities
4.8😊(60 ratings)
$3.99In-App Purchases
SPLnFFT Noise Meter screenshot 1
SPLnFFT Noise Meter screenshot 2
SPLnFFT Noise Meter screenshot 3
SPLnFFT Noise Meter screenshot 4
SPLnFFT Noise Meter screenshot 5
SPLnFFT Noise Meter screenshot 6

This app provides advanced audio measurement capabilities, including sound level metering, frequency analysis, and signal generation. It offers both simple interfaces for daily use and detailed metrics for professional applications, with features compliant with industry standards.

What We Love

  • ⭐ Highly accurate sound measurements compared to professional equipment
  • 🎯 Professional-grade features at affordable price point
  • 📊 Comprehensive FFT and frequency analysis capabilities
  • 🎨 Clean, intuitive, and visually appealing interface

Room to Improve

  • 🎤 Microphone gain stuck on auto with built-in iPhone mic
  • 📞 Limited customer support accessibility (Facebook-only contact)
  • 🔄 Persistent review request pop-ups despite already reviewing
Decibel X:dB Sound Level Meter#2

Decibel X:dB Sound Level Meter by SkyPaw Co., Limited

Frequency Spectrum Analyzer
Strong Contender
🔧 Utilities
4.6😐(161K ratings)
FreeIn-App Purchases
Decibel X:dB Sound Level Meter screenshot 1
Decibel X:dB Sound Level Meter screenshot 2
Decibel X:dB Sound Level Meter screenshot 3
Decibel X:dB Sound Level Meter screenshot 4
Decibel X:dB Sound Level Meter screenshot 5
Decibel X:dB Sound Level Meter screenshot 6

This app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.

What We Love

  • ⭐ Excellent app
  • 👍 Easy to use and understand
  • 🔍 Useful for various applications
  • 🎓 Helpful for hearing protection

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Misleading free trial
  • 📢 Intrusive ads
Noise Meter - Decibel Meter#3

Noise Meter - Decibel Meter by Tu Anh Do

Worth Considering
🔧 Utilities
1.2(6 ratings)
FreeIn-App Purchases
Noise Meter - Decibel Meter screenshot 1

Measure sound levels with a professional audio tool. This app visualizes sound pressure in decibels using your device's microphone, offering instant, accurate readings with a user-friendly interface and cool graphics.

More Splnfft apps to explore

4
NIOSH Sound Level Meter
NIOSH Sound Level Meter
NIOSH Sound Level Meter
by EA LAB
Free

This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.

Sound level measurementNoise dosimetryHearing hazard information
🔧 Utilities
(17K)
free
5
Noise Meter - Sound & Decibel
Noise Meter - Sound & Decibel
Noise Meter - Sound & Decibel
Decibel sound level meter
Free
🔧 Utilities
(0)
6
dB Meter - Noise Analyzer
dB Meter - Noise Analyzer
dB Meter - Noise Analyzer
Live noise level & dB monitor
Free
🔧 Utilities
(0)
7
Sound Meter - Noise Detector
Sound Meter - Noise Detector
Sound Meter - Noise Detector
Sound Meter, Decibel Meter
Free

This utility app measures and displays environmental noise levels in decibels. It offers various visual representations of sound data, including gauges, graphs, and min/avg/max values. The app allows for device calibration to improve accuracy, though it notes limitations with very loud sounds.

Indicates decibel by gaugeDisplays current noise referenceShows min/avg/max decibel values
🔧 Utilities
(5)
free
8
DecibelLab: Sound Level Meter
DecibelLab: Sound Level Meter
DecibelLab: Sound Level Meter
Spectrum·Dose·Hearing Guard
Free
🔧 Utilities
(0)
9
Sound Analyzer - dB Meter
Sound Analyzer - dB Meter
Sound Analyzer - dB Meter
Measure noise levels instantly
Free
🔧 Utilities
(0)
10
dB Meter sound level
dB Meter sound level
dB Meter sound level
Sound Meter
Free
📊 Productivity
(0)
11
Decibel dB: Sound Level Meter
Decibel dB: Sound Level Meter
Decibel dB: Sound Level Meter
Decibel Meter, Noise Frequency
Free

Transform your iPhone into a precise noise level meter. This app measures sound levels in real-time, analyzes noise frequencies, and provides comprehensive sound metrics for various professional and personal uses. Its user-friendly interface makes accurate sound measurement accessible to everyone.

Real-time noise monitoringNoise frequency analysisComprehensive sound metrics
🔧 Utilities
(91)
free with in-app purchases
12
Decibel X PRO: dBA Noise Meter
Decibel X PRO: dBA Noise Meter
Decibel X PRO: dBA Noise Meter
Frequency Spectrum Analyzer
$69.99

This application transforms your device into a professional sound level meter, offering precise dBA and dBC measurements. It features advanced analysis tools like frequency spectrum analysis and data export, making it ideal for audio professionals and anyone interested in sound environments.

Professional sound level meterdBA and dBC measurementsFrequency spectrum analysis (FFT, BAR graphs)
🔧 Utilities
(6.9K)
paid
13
NoiseLog – Decibel Meter
NoiseLog – Decibel Meter
NoiseLog – Decibel Meter
Sound Level Tracker & Logger
Free
🔧 Utilities
(0)
14
Decibel Meter Master
Decibel Meter Master
Decibel Meter Master
Tool for measuring sound level
Free

This tool transforms your iPhone into a professional sound level meter. It accurately measures ambient noise levels, providing real-time decibel readings directly on your device.

Measures sound levelActs as a decibel meterUses iPhone as a meter
🔧 Utilities
(2.9K)
free
15
dB Meter: Noise & Sound Level
dB Meter: Noise & Sound Level
dB Meter: Noise & Sound Level
Real-time SPL decibel test
Free
🔧 Utilities
(0)
16
Decibel Gauge
Decibel Gauge
Decibel Gauge
Experience sound safely
Free
🎵 Music
(0)
17
Sound Meter HQ
Sound Meter HQ
Sound Meter HQ
Measure noise and sound level
Free

This application measures noise and sound levels using your device's microphone. It displays results in decibels on a logarithmic graph and allows for calibration to ensure accuracy. You can record minimum, average, and maximum sound levels.

Measure sound levelVibration meterNoise detector
🔧 Utilities
(346)
free with in-app purchases
18
SoLoud
SoLoud
SoLoud
How loud is your world? SoLoud
Free
🔧 Utilities
(0)
19
Decibel Meter- dB Noise TT
Decibel Meter- dB Noise TT
Decibel Meter- dB Noise TT
Decibel Noise tool
Free

This utility app measures environmental noise levels using your device's microphone. It helps users monitor sound intensity for hearing protection at home, work, or outdoors.

Measures environmental noise levelsMonitors sound intensityAids in hearing protection
🔧 Utilities
(0)
ad-supported
20
dB Meter: Measure Noise SPL
dB Meter: Measure Noise SPL
dB Meter: Measure Noise SPL
Measure noise & dB in a tap
Free
🔧 Utilities
(0)

FAQ about Splnfft

What are the best splnfft apps for iPhone?
SPLnFFT Noise Meter tops our splnfft apps ranking as of August 2026, with a 4.8-star average from 60 App Store ratings, and it's priced at $3.99.
Yes — 18 of the top splnfft apps we rank are free to download, including Decibel X:dB Sound Level Meter and Noise Meter - Decibel Meter.
SPLnFFT Noise Meter has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ splnfft apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
SPLnFFT is a comprehensive sound level meter and audio analysis tool for iPhone and iPad. It offers features like frequency analysis, test signal generation, and dosimeter functions, catering to both casual users monitoring noise exposure and professionals needing precise acoustic measurements.
Key features include a sound level meter with real-time displays, frequency analysis via FFT, a test signal generator, and various professional measurement metrics like Leq, peak, and L95. It also supports A&C weightings compliant with ANSI standards.

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splnfft noise meter