Comparison

Music Pitch Detector 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

Music Pitch Detector

This utility app accurately detects musical pitches and intervals, aiding in instrument tuning, vocal practice, and musical instrument production and maintenance. It offers high precision, supporting various temperaments and instrument types.

Highlights
  • High detection accuracy (0.1 cents)
  • Full range automatic pitch recognition
  • Supports various music temperaments
  • Optimized for specific instrument types
  • Preset pitch offset
  • Automatic frequency calibration
Features
Read full description

The app is used to detect pitch and interval of music tone, and the greatest feature is the extremely high detection accuracy. It can help you explore the mysteries of pitch and timbre. It can be used as an instrument tuner, used for singing practice. It can also be used for the production, inspection and maintenance of musical instruments, etc. With the free app, you can measure several music pitches and intervals for each sound type, and actually experience the app. Features: The detection accuracy is 0.1 cents(The sound length should not be less than 1 second). Full range automatic pitch recognition. Support a variety of music temperament. Optimized for some instrument types such as piano, organ, pipe, brass and Bowed String, etc. Preset pitch offset. Automatic frequency calibration.

About

Frequency Analyzer

Transform your device into a professional audio analysis tool with real-time FFT, SPL monitoring, and advanced visualization. Record, analyze, and export high-quality audio and video data for various acoustic applications.

Highlights
  • Real-time FFT analysis
  • Calibrated SPL measurement
  • High-resolution spectrum analyzer
  • Real-time waveform display
  • 32-bit float audio recording
  • Synchronized video recording
  • 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/

Screenshots

Music Pitch Detector4 screens
Frequency Analyzer4 screens

Verdict

The call

The clearest difference is update cadence: Frequency Analyzer at weekly against Music Pitch Detector's every 6 weeks. Frequency Analyzer also leads on review sentiment (9% vs 0%). Music Pitch Detector's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.2). On price, ads, in-app purchases and monetization model 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. Music Pitch Detector sells 3 one-off in-app purchases and Frequency Analyzer sells 10 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Music Pitch Detector ships an update every 6 weeks, Frequency Analyzer weekly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
Music Pitch Detector versus Frequency Analyzer: the parameters behind the verdict, then further details
ParameterMusic Pitch DetectorFrequency Analyzer
PriceFreeFree
Rating—4.5 (187 ratings) — better
Positive reviews0.0% of reviews9.1% of reviews — better
Number of ratings—187 — better
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.0 — better17.2
Further details — not scored
Size10 MB35 MB
Age rating4+4+
Developer绍军 初Manfred Kuegel

Customer experience

Music Pitch Detector

Written reviews5 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Frequency Analyzer

All ratings187 ratings
Positive87.2%
Neutral3.2%
Negative9.6%
Written reviews11 reviews
Positive9.1%
Neutral0.0%
Negative90.9%

In-app purchases

3 purchases

Music Pitch Detector

One-time3
  • Upgrade to High Accuracy$49.99
  • Detect All Notes$49.99
  • Detecting all notes&intervals$99.99
10 purchases

Frequency Analyzer

Subscriptions9
  • Frequency Analyzer Pro Weekly3 Days trial$2.997 Days
  • Frequency Analyzer Pro Monthly7 Days trial$3.991 Month
  • Frequency Analyzer Pro Monthly7 Days trial$4.991 Month
Show 6 more
  • 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

Questions

Is Music Pitch Detector free?
Music Pitch Detector 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 Music Pitch Detector or Frequency Analyzer have ads?
Neither Music Pitch Detector nor Frequency Analyzer shows ads.
Which is updated more often, Music Pitch Detector or Frequency Analyzer?
Music Pitch Detector ships an update every 6 weeks, and Frequency Analyzer weekly. Most recently, Music Pitch Detector was updated on November 2, 2026 and Frequency Analyzer on November 4, 2026.

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