Comparison

Frequency Analyzer vs Frequency Detector Analyzer

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

Head to head
About

Frequency Analyzer

Transform your device into a professional audio analysis tool with advanced FFT analysis, SPL monitoring, and detailed visualizations. Record, analyze, and export audio data with precision calibration and multiple weighting filters.

Highlights
  • Real-time FFT analysis
  • Calibrated SPL measurements
  • 32-bit float audio recording
  • Synchronized video recording
  • Spectrogram and octave band analysis
  • Export WAV, CSV, images, and videos
Features
Read full description

Transform your device into a professional-grade audio analysis suite with industry-leading 32-bit float processing, precision calibration tools, and comprehensive visualization capabilities. PROFESSIONAL ACOUSTIC MEASUREMENT • Real-time FFT analysis with configurable window sizes up to 4096 points • Reference SPL measurement with calibrated sound pressure level monitoring • Professional microphone correction with frequency-specific calibration curves • Reference tone calibration for precise frequency measurements • Configurable time averaging (0-1000ms) for stable, accurate readings • Industry-standard weighting filters: dBA, dBC, dBZ, and linear magnitude • Multiple window functions: Hanning, Hamming, Blackman ADVANCED VISUALIZATION MODES • High-resolution spectrum analyzer with peak detection • Real-time waveform display • Professional spectrogram • Octave band analysis • Amplitude tracking over time • Total level monitoring with min/max/average statistics POWERFUL RECORDING & ANALYSIS • High-quality 32-bit float audio recording and playback • Synchronized video recording with audio analysis overlay • Event tracking system with timestamped notes • Playback synchronization with all recorded events and measurements • Location mapping for environmental noise surveys • Export capabilities: WAV audio, CSV data, high-resolution images and videos PRECISION DECIBEL MEASUREMENT • Calibrated SPL measurements with reference level adjustment • Real-time dB monitoring with peak hold functionality • Statistical analysis: Leq, Lmax • Configurable time averaging (0-1000ms) • Frequency-weighted noise exposure calculations • Exposure calculator for NIOSH and OSHA IDEAL FOR PROFESSIONALS • Acousticians and audio engineers • Environmental noise consultants • Musicians and sound designers • Room acoustics optimization • Industrial noise monitoring • Educational and research applications • Live sound reinforcement • Building acoustics assessment Download now and unlock the full spectrum of acoustic measurement capabilities. DISCLAIMER This is a consumer application designed for general audio analysis and educational purposes. It is not a certified measurement instrument and should not be used where legally compliant or certified measurements are required. For professional acoustic assessments requiring traceable calibration or regulatory compliance, we recommend using an external calibrated measurement microphone with certified sound level meters. EULA: https://frequency-analyzer.com/terms-and-conditions/

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

Screenshots

Frequency Analyzer4 screens
Frequency Detector Analyzer3 screens

Verdict

The call

The clearest difference is update cadence: Frequency Analyzer at every 8 days against Frequency Detector Analyzer's every 2 months. Frequency Analyzer also leads on ratings volume (166 vs 17). Frequency Detector Analyzer's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.2). On price, rating, review sentiment and ads 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 Analyzer sells 11 in-app purchases, starting at $2.99 per 7 days and Frequency Detector Analyzer sells 2 in-app purchases, starting at $8.99 per 7 days. 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 — 4.5 for Frequency Analyzer against 4.5 for Frequency Detector Analyzer. That said, the two scores are not equally well evidenced: Frequency Analyzer has 166 ratings behind it against 17, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Frequency Analyzer ships an update every 8 days, Frequency Detector Analyzer every 2 months. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

Scorecard4 real differences · 6 level
Frequency Analyzer versus Frequency Detector Analyzer: the parameters behind the verdict, then further details
ParameterFrequency AnalyzerFrequency Detector Analyzer
PriceFreeFree
Rating4.5 (166 ratings)4.5 (17 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings166 — better17
Update frequencyEvery 8 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.215.0 — better
Further details — not scored
Size35 MB65 MB
Age rating4+4+
DeveloperManfred KuegelNEURASYNC

Customer experience

Frequency Analyzer

All ratings166 ratings
Positive88.0%
Neutral3.6%
Negative8.4%
Written reviews9 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Frequency Detector Analyzer

All ratings17 ratings
Positive88.2%
Neutral0.0%
Negative11.8%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

11 purchases

Frequency Analyzer

Subscriptions10
  • Frequency Analyzer Pro Weekly3 Days trial$2.997 Days
  • Frequency Analyzer Pro Monthly7 Days trial$3.991 Month
  • Frequency Analyzer Pro Monthly$3.991 Month
Show 7 more
  • Frequency Analyzer Pro Monthly7 Days trial$4.991 Month
  • Frequency Analyzer Pro Monthly$4.991 Month
  • Frequency Analyzer Pro Monthly3 Days trial$4.991 Month
  • Frequency Analyzer Pro Annual7 Days trial$29.991 Year
  • Frequency Analyzer Pro Annual7 Days trial$44.991 Year
  • Frequency Analyzer Pro Annual$44.991 Year
  • Frequency Analyzer Pro Annual3 Days trial$44.991 Year
One-time1
  • Pro access for lifetime$89.99
2 purchases

Frequency Detector Analyzer

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

Questions

Is Frequency Analyzer free?
Frequency Analyzer is free to download, with in-app purchases available.
Is Frequency Detector Analyzer free?
Frequency Detector Analyzer is free to download, with in-app purchases available.
Which has better reviews, Frequency Analyzer or Frequency Detector Analyzer?
Frequency Analyzer and Frequency Detector Analyzer are both rated 4.5 out of 5 on the App Store, from 166 and 17 ratings respectively.
Do Frequency Analyzer or Frequency Detector Analyzer have ads?
Neither Frequency Analyzer nor Frequency Detector Analyzer shows ads.
Which is updated more often, Frequency Analyzer or Frequency Detector Analyzer?
Frequency Analyzer ships an update every 8 days, and Frequency Detector Analyzer every 2 months. Most recently, Frequency Analyzer was updated on September 21, 2026 and Frequency Detector Analyzer on September 17, 2026.

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