Comparison

Audio Spectrum Analyzer dB RTA vs Fairbuds

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

Head to head
About

Audio Spectrum Analyzer dB RTA

Analyze sound frequencies and decibel levels with this advanced tool. Ideal for tuning audio systems, it offers real-time spectrum analysis and sound metering for various applications.

Highlights
  • Octave Band Real-Time Analyzer
  • FFT Plot - Fast Fourier Transform
  • Integrated Sound Level Meter (dB-A)
  • Multispectral Harmonic Analyzer
  • Hold Max and Min Peaks
  • Various Window Functions
Features
Read full description

Spectrum Analyzer is full of fantastic advanced features you won’t find elsewhere easily! This app offers a fast and accurate spectrum analysis suitable for both amateur hi-fi enthusiasts and professional A/V engineers. This incredibly precise, pro level tool is perfect for tuning your home cinema, car stereo, subwoofers, and more. Spectrum analyser gives insight into your sounds and deconstructs the audio spectrum, showing the levels of the various frequencies in your audio signal. The built-in sound meter provides high-quality measurement results when measuring ambient noise levels in a multitude of real-life scenarios. Features include- ● Octave Band Real-Time Analyzer ● FFT Plot - Fast Fourier Transform ● Smooth HD Graphics ● Multispectral Harmonic Analyzer ● Integrated Sound Level Meter (dB-A weighted) FFT Features ● FFT size from 256 to incredible 16384 ● Hold Max and (unique feature) Min peaks ● Linear and Logarithm scales ● Various window functions: Rectangle, Hanning, Hamming, Tukey, Cosine, Lanczos, Blackman ● Max frequency live tracking ● Selected frequency live tracking ● Fullscreen mode Octave RTA features ● Bars and unique spline plot modes ● Full, 1/3, 1/6 octave modes ● Hold max mode ● Selected bar tracking. And much more... Please feel free to contact us with any questions, problems or ideas via e-mail support@lspapps.com. Privacy Policy - https://www.iubenda.com/privacy-policy/42622625 Terms of Use https://www.iubenda.com/terms-and-conditions/42622625

About

Fairbuds

Customize your audio experience with advanced equalizer settings and ensure your device is always up-to-date. Tailor bass, vocals, and more to your preferences for music and podcasts.

Highlights
  • Customizable equalizer presets
  • Multi-band EQ for granular control
  • Firmware update notifications
  • Sound profile creation
  • Adjust bass and vocals
Features
Read full description

Unlock the full potential of your Fairbuds or Fairbuds XL with the newly revamped Fairbuds app. Take full control of your sound, and tailor it exactly to your liking. Choose from an array of new presets to adjust the equalizer. Go heavy on the bass when listening to electronic music, or switch to clearer vocals for your favorite podcasts. You can go even more granular with the custom EQ feature and tweak the sound from scratch. Use the Fairbuds apps to play around with a multi-band equalizer, and create the perfect sound profile for yourself. You can also use the Fairbuds app to make sure your device's firmware is always up-to-date. Get notifications when a new update is available, and make sure your Fairphone audio product is always performing at its peak.

Screenshots

Audio Spectrum Analyzer dB RTA3 screens
Fairbuds4 screens

Verdict

The call

The clearest difference is rating: Audio Spectrum Analyzer dB RTA at 4.5 against Fairbuds's 2.8. Audio Spectrum Analyzer dB RTA also leads on review sentiment (44% vs 13%) and ratings volume (3K vs 5). Fairbuds's advantage is in-app purchases (none vs 2) and update cadence (every 2 months vs every 5 months). On price 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. Audio Spectrum Analyzer dB RTA sells 2 in-app purchases, starting at $1.99 per month. Fairbuds asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Audio Spectrum Analyzer dB RTA holds the better App Store score, 4.5 against 2.8. That said, the two scores are not equally well evidenced: Audio Spectrum Analyzer dB RTA has 3K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 44% of Audio Spectrum Analyzer dB RTA's written reviews are positive against 13% of Fairbuds's.

UpkeepUpdate frequency

Audio Spectrum Analyzer dB RTA ships an update every 5 months, Fairbuds every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard8 real differences · 2 level
Audio Spectrum Analyzer dB RTA versus Fairbuds: the parameters behind the verdict, then further details
ParameterAudio Spectrum Analyzer dB RTAFairbuds
PriceFreeFree
Rating4.5 (3K ratings) — better2.8 (5 ratings)
Positive reviews43.6% of reviews — better13.3% of reviews
Number of ratings3K — better5
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15 — better18.2
Further details — not scored
Size24 MB93 MB
Age rating4+4+
DeveloperMarina PolyanskayaFairphone B.V.

Customer experience

Audio Spectrum Analyzer dB RTA

All ratings3,042 ratings
Positive87.7%
Neutral4.1%
Negative8.2%
Written reviews484 reviews
Positive43.6%
Neutral7.4%
Negative49.0%

Fairbuds

All ratings5 ratings
Positive40.0%
Neutral0.0%
Negative60.0%
Written reviews15 reviews
Positive13.3%
Neutral6.7%
Negative80.0%

Bugs and requests

Audio Spectrum Analyzer dB RTA

Reported bugs

3 issues
  • Freezing and crashing on certain devices
  • Incorrect frequency readings in Octave RTA mode
  • Inability to switch between microphone sources

Requested features

4 requests
  • External microphone support
  • Ability to save and compare measurement results
  • More detailed instructions and tutorials
  • Vertical orientation option

Fairbuds

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Audio Spectrum Analyzer dB RTA

Subscriptions1
  • Premium Access3 Days trial$1.991 Month
One-time1
  • Spectrum Analyzer Pro$7.99
None

Fairbuds

No in-app purchases

Questions

Is Audio Spectrum Analyzer dB RTA free?
Audio Spectrum Analyzer dB RTA is free to download, with in-app purchases available.
Is Fairbuds free?
Fairbuds is free to download, with no in-app purchases.
Which has better reviews, Audio Spectrum Analyzer dB RTA or Fairbuds?
Audio Spectrum Analyzer dB RTA is rated higher. Audio Spectrum Analyzer dB RTA averages 4.5 out of 5 from 3K ratings, while Fairbuds averages 2.8 from 5 ratings.
Do Audio Spectrum Analyzer dB RTA or Fairbuds have ads?
Neither Audio Spectrum Analyzer dB RTA nor Fairbuds shows ads.
Which is updated more often, Audio Spectrum Analyzer dB RTA or Fairbuds?
Audio Spectrum Analyzer dB RTA ships an update every 5 months, and Fairbuds every 2 months. Most recently, Audio Spectrum Analyzer dB RTA was updated on November 6, 2026 and Fairbuds on November 3, 2026.

Other comparisons