Comparison

Frequency Detector Analyzer vs Frequency Analyzer

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

Head to head
About

Frequency Detector Analyzer

This application transforms your device into a precise sound analysis tool. It offers real-time frequency detection, visualization, and data logging for musicians, engineers, and curious individuals. Gain clarity and accuracy in understanding the soundscape around you.

Highlights
  • Live frequency tuner
  • Spectrogram visualization
  • Automatic logging and CSV export
  • Customizable logging interval
  • Elegant and modern design
  • Reliable performance
Features
Read full description

Frequency Detector is the ultimate tool for anyone who wants to truly understand sound. Whether you are a musician fine-tuning your instrument, a sound engineer analyzing audio, or simply curious about the world of frequencies around you, this app gives you clarity and precision in real time. With Frequency Detector, you never have to guess again. The app transforms your device into a reliable frequency detector that captures and analyzes sound instantly. Every measurement is displayed clearly so you always know exactly what frequency you are dealing with. Key Features: Live Tuner: See frequencies in real time with clear, accurate readings. Perfect for musicians, audio enthusiasts, and anyone needing a quick reference. Spectrogram: Visualize sound as it happens. Frequency Detector provides a powerful spectrogram view that lets you understand the structure of sound in a way numbers alone can’t explain. Logs & Export: Automatically log frequency readings over time and export them as a CSV file. Frequency Detector makes it easy to keep your data, share it, and use it anywhere. Elegant and Modern Design: A clean, intuitive interface ensures your focus stays on what matters: accurate sound analysis. Customizable Logging Interval: Control how often Frequency Detector records your sound measurements, giving you flexibility depending on your needs. Reliable Performance: Every feature in Frequency Detector is built to be stable and trustworthy, so you can rely on it for professional or personal use. Frequency Detector gives you the power to: Measure sound with precision. Track frequency changes over time. Export your work and share it instantly. Visualize sound patterns in a way that’s easy to understand. If you have ever wondered what pitch you’re hearing, needed proof of sound patterns, or wanted to turn your device into a professional tool, Frequency Detector is designed for you. This app is not a gimmick—it’s a real solution for real needs. No unnecessary clutter, no fake promises—just the essential tools that actually help you. Frequency Detector was created to solve the most important pain points: real-time measurement, accurate visualization, and effortless data logging. By using Frequency Detector, you will: Save time by getting accurate results instantly. Avoid mistakes caused by unreliable other apps. Gain confidence knowing that your device is now a precise frequency detector ready whenever you need it. Make the smart choice and upgrade to professional-level sound analysis. Frequency Detector delivers performance and reliability that sets it apart. We offer a 3 days free-trial followed by a weekly 4.99 USD plan. And also we offer a lifetime plan to have premium access forever with 14,99 USD. Terms of use EULA: https://sites.google.com/view/xmleula/home Privacy Policy: https://sites.google.com/view/odtconverterreader/home

About

Frequency Analyzer

Features
Read full description

Turn your iPhone into a calibrated sound level meter, spectrum analyzer, and noise dosimeter. Built for fieldwork, inspections, and everyday measurements. Whether you are tuning a room, surveying noise on a job site, or checking workplace exposure, Frequency Analyzer gives you the data you need. REAL-TIME SOUND LEVEL METER - Live SPL readout with A, C, and Z weighting plus linear response - Fast (125 ms), Slow (1 s), and custom time averaging - Min, max, average, peak, and LAeq displayed continuously - Configurable reference calibration so your readings match a known source SPECTRUM AND SPECTROGRAM - Real-time FFT spectrum from 20 Hz to 20 kHz, linear or logarithmic axis - Scrolling spectrogram with selectable colormap and peak-hold markers - Octave-band view at 1/1, 1/3, 1/6, or 1/12 resolution - Classic oscilloscope waveform with adjustable time window - Amplitude-over-time history for slow trends across hours NOISE DOSIMETER Track noise exposure against NIOSH and OSHA criteria or a custom standard you define. The app accumulates dose throughout your shift, projects your 8-hour exposure, and reports the time-weighted average. Add event notes and export a PDF report with stats and graphs. REPORTS AND EXPORT - Reference tone generator from 20 Hz to 20 kHz for signal checks - CSV time-series exports for spreadsheets and analysis tools - Spectrogram PNG snapshots at configurable resolution - PDF reports with session statistics, charts, and event markers - Calibration and preferences stored locally on your device PRIVATE BY DESIGN Everything runs on your device. There is no account, no login, and microphone audio does not leave your phone. Sessions, notes, calibration data, and preferences stay in local storage. HOW TO USE 1. Grant microphone access and run the quick calibration walkthrough 2. Choose Analyzer, dB Meter, or Dosimeter from the tab bar 3. Use spectrum, spectrogram, waveform, octave, or amplitude history 4. Watch dose, peak, average, and frequency readings as you measure 5. Export CSV, PNG, or a PDF report when you need results Built for acousticians, safety officers, HVAC inspectors, musicians, and students who want serious acoustic measurement in their pocket. Free to download. Some features require a premium purchase. Privacy Policy: https://estifie.com/apps/frequencyanalyzer/privacy-policy Terms of Use: https://estifie.com/apps/frequencyanalyzer/terms-of-use

Screenshots

Frequency Detector Analyzer3 screens
Frequency Analyzer4 screens

Verdict

The call

The clearest difference is update cadence: Frequency Analyzer at fortnightly against Frequency Detector Analyzer's every 2 months. Frequency Detector Analyzer's advantage is iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support 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. Frequency Detector Analyzer sells 2 in-app purchases, starting at $8.99 per 7 days and Frequency Analyzer sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Frequency Detector Analyzer ships an update every 2 months, Frequency Analyzer fortnightly. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 8 level
Frequency Detector Analyzer versus Frequency Analyzer: the parameters behind the verdict, then further details
ParameterFrequency Detector AnalyzerFrequency Analyzer
PriceFreeFree
Rating4.3 (20 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings20 — better—
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.6
Further details — not scored
Size65 MB9 MB
Age rating4+4+
DeveloperNEURASYNCErtugrul Sari

In-app purchases

2 purchases

Frequency Detector Analyzer

Subscriptions1
  • Frequency Detector Weekly Sub3 Days trial$8.997 Days
One-time1
  • Frequency Detector Lifetime$29.99
2 purchases

Frequency Analyzer

Subscriptions1
  • Weekly Subscription3 Days trial$4.997 Days
One-time1
  • Lifetime Access$19.99

Questions

Is Frequency Detector Analyzer free?
Frequency Detector Analyzer is free to download, with in-app purchases available.
Is Frequency Analyzer free?
Frequency Analyzer is free to download, with in-app purchases available.
Do Frequency Detector Analyzer or Frequency Analyzer have ads?
Neither Frequency Detector Analyzer nor Frequency Analyzer shows ads.
Which is updated more often, Frequency Detector Analyzer or Frequency Analyzer?
Frequency Detector Analyzer ships an update every 2 months, and Frequency Analyzer fortnightly. Most recently, Frequency Detector Analyzer was updated on October 11, 2026 and Frequency Analyzer on October 10, 2026.

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