Best Spectroid Apps

187+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Audio / Spectrum Analyzer is the household name in spectroid, but it's far from the only option. We track 187+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Spectroid Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Audio / Spectrum AnalyzerAudio / Spectrum AnalyzerFree was $10.994.6★ (1K)YesYesSep 2026
2Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6★ (162K)NoYesSep 2026
3Frequency AnalyzerFrequency AnalyzerFree4.5★ (164)NoYesSep 2026
4MintFFTMintFFTFree5.0★ (4)NoNoAug 2026
5Decibel : dB sound level meterDecibel : dB sound level meterFree4.6★ (36K)NoYesSep 2026
6Smaart RTASmaart RTAFree4.8★ (429)NoYesSep 2026
7Audio Spectrum Analyzer ProAudio Spectrum Analyzer ProFree4.4★ (238)NoYesSep 2026
8Audio Spectrum Analyzer dB RTAAudio Spectrum Analyzer dB RTAFree4.5★ (3K)NoYesAug 2026

Top Picks for Spectroid

Audio / Spectrum Analyzer#1

Audio / Spectrum Analyzer by Loop-Sessions.LLC.

RTA (FFT / Spectrogram)
Editor's Choice
🎵 Music
4.6😐(1K ratings)
FreeAdsIn-App Purchases
Audio / Spectrum Analyzer screenshot 1
Audio / Spectrum Analyzer screenshot 2
Audio / Spectrum Analyzer screenshot 3
Audio / Spectrum Analyzer screenshot 4
Audio / Spectrum Analyzer screenshot 5
Audio / Spectrum Analyzer screenshot 6

This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.

What We Love

  • 👍 Customizable features
  • ⚙️ Accurate measurements
  • 🚀 Helpful for troubleshooting
  • 💡 Useful for ghost hunting

Room to Improve

  • 🐛 Crashes and freezes
  • 🔋 High battery and CPU usage
  • 🚫 Inappropriate ads/content
  • 🔒 Security concerns with payment info
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😐(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

More Spectroid apps to explore

FAQ about Spectroid

What are the best spectroid apps for iPhone?
Audio / Spectrum Analyzer tops our spectroid apps ranking as of June 2026, with a 4.6-star average from 1K App Store ratings, and it's free to download.
Yes — 20 of the top spectroid apps we rank are free to download, including Audio / Spectrum Analyzer and Decibel X:dB Sound Level Meter.
Audio / Spectrum Analyzer shows ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 187+ spectroid apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
This app analyzes audio signals from your device's microphone and displays both the audio waveform and its amplitude spectrum in real-time. It uses FFT (Fast Fourier Transform) to calculate the spectrum, allowing for detailed frequency analysis.
Key features include simultaneous waveform and spectrum display, selectable FFT sizes, spectrum averaging for smoother results, various frequency weighting options (Flat, dBA, dBC), octave band analysis, and the ability to generate sine, triangle, square, and saw waveforms, as well as white and pink noise.

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