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Spectrum Analyzer: Spectrogram

Spectrum Analyzer: Spectrogram

Audio frequency visualizer

195 ratings
241 reviews
With Ads
🔧 Utilities
🎵 Music
Free
In-App PurchasesWith Ads

Details

  • Released
  • Updated
  • April 10, 2015
  • July 10, 2026

Features

Developer

Music Breath
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Spectrum Analyzer: Spectrogram screenshot #1 for iPhone
Spectrum Analyzer: Spectrogram screenshot #2 for iPhone
Spectrum Analyzer: Spectrogram screenshot #3 for iPhone
iphone
ipad
🧾$9.99 - $19.99
In-App Purchase↘︎
📌Ready
Reviews summary↘︎
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About

Visualize audio frequencies with real-time analysis. Features include a sound level meter, multichannel harmonic analysis, and adjustable graphical representations. Gain insights into your sound environment with advanced tools.

✓Sound level meter
✓Multichannel harmonic analysis
✓Adjustable graphics
✓AI-powered sound source analyzer
✓Real-time analysis
✓FFT analysis
Show original description

What users say

Summarized from real user reviews of Spectrum Analyzer. Based on 195 reviews and a 4.2/5 average, it highlights the 4 positives and 12 negatives reviewers mention most about this Music app.

Positive things

  • ✅Accurate frequency identification
  • ✅Clear and easy-to-read display
  • ✅Useful noise floor setup feature
  • ✅Works well when ads are removed

Negative things

  • 💰Extremely aggressive monetization strategy
  • 📢Excessive and intrusive ads
  • 🔊Loud ads that ignore device mute settings
  • 🚫Requires subscription/payment to access core features
  • 😤Deceptive purchase practices and accidental charges
  • 🐛App crashes and freezes frequently
  • ⚠️Poor customer support with invalid email
  • 📉Significant performance degradation after iOS updates
  • 🚫Cannot import audio files
  • 🔐Security concerns and potential backdoor installation
  • ❌Limited functionality even with paid version
  • ⏱️Extremely slow app startup time
See all reviews

What's New in Spectrum Analyzer

9.7.5

July 10, 2026

This new update addressed minor bugs that had been affecting the user experience. You should notice smoother operations and reduced lag

Subscription plans

Pitch Finder: Audio Visualizer

More options for sound analysis

$9.991 Month
3 Days trial
How to cancel Spectrum Analyzer subscription ⁉️
4

In-App Purchases

$9.99

No Ads

Remove ads

User reviews

Most RecentHighest RatedLowest Rated

My subscription expires June 17 but on June 14 my access was disabled …

… but on June 14 my access was disabled. Credit my card a refund then please for the 3 days you screwed me out of.
Thank you.
TripleAnzTripleAnz

退费！

居然偷偷扣了我8个月的钱，每周一次50元，而且我明明取消了，还在扣钱！怎么这么无耻啊！怎样退费给我？！
4399-CC4399-CC

ΑΙΞΟ

Η Ο το ΜΕ αυτοζ
@317ONEALLUO@317ONEALLUO

乱收费

偷钱
12万元人民群众12万元人民群众

Response from developer

您好！谢谢您的反馈！免费版让用户试试我们的应用程序。我们无法创建全免费应用，所以有些功能仅在订阅时可用。这样一来我们才可以发展并保持应用程序。希望您可以理解。

와

이거 진짜 찐으로 봤지 마삼 진ㅏ 똥임
ㄴ 이랑ㄴ 이랑

Response from developer

안녕하세요! 댓글 주셔서 감사합니다. 저희 앱이 기대에 미치지 못해 죄송합니다. 저희는 지속적으로 앱을 개선하고 있으며, 사용자 경험을 향상시키기 위해 업데이트를 진행하고 있습니다. 저희 앱에 다시 한번 기회를 주시면 감사하겠습니다.

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User experience

🐞

Reported Bugs

10 issues

App becomes unusable after iOS 16 update

Bug

Crashes immediately on iPhone 5 with iOS 7

Bug

Cannot exit app on iPhone X without reboot

Bug

App freezes when changing settings or views

Bug

Inaccurate frequency readings

Bug

Slow and unresponsive performance

Bug

App hijacks device sound settings

Bug

Accidental in-app purchases triggered by home button

Bug

Subscription charges without clear user consent

Bug

App locks users into year-long subscriptions with no cancellation option

Bug
✨

Requested Features

7 requests

Audio file import functionality

Feature

Customizable background colors for chroma key compatibility

Feature

Ability to record audio instead of only analyzing

Feature

Better documentation and help files

Feature

Improved sensitivity for detecting soft sounds

Feature

Dark mode option

Feature

Upfront pricing disclosure before download

Feature

FAQ

What does Spectrum Analyzer do?

Spectrum Analyzer is a professional audio tool that provides real-time analysis of sound frequencies. It offers features like a sound level meter, multichannel harmonic analysis, and detailed graphical representations to help you understand your sound environment.

What are the key features of this app?

Key features include a precise sound level meter for dB/Hz measurement, a multichannel FFT harmonic analyzer with adjustable parameters, and adjustable graphics with various diagram types and zoom capabilities. The paid version also offers AI noise detection and 3D visualization.

How much does Spectrum Analyzer cost?

The app offers a freemium model. The free version provides basic dB/Hz measurement and 2D mode. A subscription is available for access to advanced features like AI noise detection, immersive 3D visualization, and more customizable settings.

What are common use cases for Spectrum Analyzer?

This app is useful for musicians and sound engineers to analyze audio signals, diagnose sound issues, monitor noise levels, and visualize frequency content in real-time. It can also be used by hobbyists to learn more about the acoustics of their surroundings.

Is this app compatible with my device?

While specific compatibility details are not provided, mobile applications of this nature are typically designed for modern smartphones and tablets running recent versions of iOS or Android operating systems. It's recommended to check the app store listing for precise requirements.