1. Home
  2. Topics
  3. Redvox Infrasound Recorder

Best Redvox Infrasound Recorder Apps

250+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated September 2026

Decibel X is the household name in redvox infrasound recorder, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Redvox Infrasound Recorder Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6★ (162K)NoYesSep 2026
2Voice Recorder HDVoice Recorder HD$5.994.1★ (800)NoYesSep 2026
3Audio Function GeneratorAudio Function GeneratorFree4.7★ (2.2K)NoYesSep 2026
4Recorder - Voice RecordRecorder - Voice RecordFree—NoYesJun 2026
5Voice recorder - VozVoice recorder - VozFree4.6★ (26K)YesNoSep 2026
6Sound OscilloscopeSound OscilloscopeFree3.3★ (24)NoNoAug 2026
7Spire: Music Recorder & StudioSpire: Music Recorder & StudioFree4.8★ (16K)YesNoSep 2026
8REF TEK Recorder SetupREF TEK Recorder SetupFree—NoNoMay 2026

Top Picks for Redvox Infrasound Recorder

Decibel X:dB Sound Level Meter#1

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

Frequency Spectrum Analyzer
Editor's Choice
🔧 Utilities
4.6😐(162K 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
  • 🔧 Accurate and reliable

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Misleading free trial
  • 📢 Intrusive ads
  • 🤖 Inaccurate readings compared to professional meters
  • 🤔 Confusing interface
Voice Recorder HD#2

Voice Recorder HD by eFUSION Co., Ltd.

For Executive Business person
Strong Contender
💼 Business
4.1😞(800 ratings)
$5.99In-App Purchases
Voice Recorder HD screenshot 1
Voice Recorder HD screenshot 2
Voice Recorder HD screenshot 3
Voice Recorder HD screenshot 4
Voice Recorder HD screenshot 5

Record high-quality audio with unlimited time and background recording capabilities. This app offers advanced playback controls, audio trimming, and noise reduction features for clear voice memos. Easily share recordings via email, iCloud, or Dropbox.

What We Love

  • 🚀 High-quality recording
  • 👍 Easy to use
  • 💡 Useful features like trimming and speed controls
  • 🔒 Secure with biometric authentication
  • 📤 Convenient file sharing options

Room to Improve

  • 🐛 Recordings disappearing or not saving
  • 🐛 Frequent crashes and app not opening
  • 🔋 Battery drain issues
  • 💰 Paid features required for basic functionality
Audio Function Generator#3

Audio Function Generator by Thomas Gruber

Frequency and Signal Generator
Worth Considering
🔧 Utilities
4.7😐(2.2K ratings)
FreeIn-App Purchases
Audio Function Generator screenshot 1
Audio Function Generator screenshot 2
Audio Function Generator screenshot 3
Audio Function Generator screenshot 4
Audio Function Generator screenshot 5
Audio Function Generator screenshot 6

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

What We Love

  • 👍 Great app
  • 🎶 Helps with Tinnitus
  • 💯 Best app I've paid for
  • 🔍 Highly recommended
  • 🎨 Attention to detail
  • 🔧 Useful for testing and calibrating
  • 🚀 Excellent functionality
  • 🤖 Intuitive interface
  • 🎛️ Comprehensive features

Room to Improve

  • 🐛 Crashes
  • 💰 Deceptive/Money hungry
  • 🔒 Basic features paywalled
  • 🔒 Limited without paying
  • 🔒 Removed functionality to push paid version
  • 🔒 Frequencies locked behind paywall
  • 🔋 High battery consumption

More Redvox Infrasound Recorder apps to explore

FAQ about Redvox Infrasound Recorder

What are the best redvox infrasound recorder apps for iPhone?
Decibel X:dB Sound Level Meter tops our redvox infrasound recorder apps ranking as of September 2026, with a 4.6-star average from 162K App Store ratings, and it's free to download.
Yes — 19 of the top redvox infrasound recorder apps we rank are free to download, including Decibel X:dB Sound Level Meter and Audio Function Generator.
Decibel X:dB Sound Level Meter has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ redvox infrasound recorder apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Decibel X turns your iOS device into a professional sound level meter. It precisely measures the sound pressure level (SPL) around you and offers advanced features like frequency spectrum analysis and historical data management.
Key features include trusted accuracy with pre-calibrated measurements, Apple Watch support, Health App integration, various frequency weighting filters (A, C, Z, ITU-R 468), powerful history data management with export options, dosimeter functions, and real-time FFT and BAR graphs for frequency analysis.