Comparison

LM AUDIO vs BMA Spectrum Analyzer

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

Head to head
About

LM AUDIO

This application allows users to control various audio settings for car amplifiers with integrated DSP. Adjust EQ, bass, 3D sound, time alignment, and filters. Save and load sound settings directly from your phone or the amplifier.

Highlights
  • DSP control
  • EQ adjustment
  • Bass and 3D sound settings
  • Time alignment
  • Filter control
  • Save sound settings to phone
  • Save sound settings to amplifier
Features
Read full description

After connecting App to Car Amplifier with Integrated DSP,  EQ, BASS, 3D SOUND,TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App. How to use: 1.Install App and turn on power of car 2. Turn on Bluetooth on your iPhone 3,Open App and wait for around 5 seconds, then click “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save.   Note: 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.

About

BMA Spectrum Analyzer

Features
Read full description

BMA Spectrum Analyzer turns your iPhone or iPad into a professional real-time audio spectrum analyzer. Built around a precision FFT engine with a retro instrument aesthetic, it delivers instant visual feedback on any sound source - from mixing and mastering to live events and room acoustics. HOW IT WORKS Point the microphone at any audio source and watch the frequency spectrum come alive across the full 31.5 Hz – 20 kHz range. The METER panel tracks AVG, PEAK, CREST and MAX levels with frequency readout in real time. FREE • Real-time spectrum display • 2 band configurations: 7 and 11 bands • 2 visual themes • Live METER with AVG, PEAK, CREST and MAX • Tap-to-read frequency and level PRO - ONE-TIME PURCHASE • Full controls: fall rate, hold time and compression • All 5 band configurations: 7, 11, 14, 21 and 31 bands • All 11 visual themes • Peak hold display, brightness mode and linear scale • Spectral envelope (ENV) average curve overlay • FFT resolution selector • High-precision dual 4096-point FFT for low frequencies • SPL calibration offset for live sound measurement SPL CALIBRATION Installing sound for a live event or venue? Calibrate against a reference SPL meter and the app displays calibrated dB SPL readings in the METER panel - useful for system checks, venue tuning and compliance measurements. DESIGNED FOR Musicians - Audio Engineers - Live Sound Technicians - Studio Producers - Educators - Audiophiles PRIVACY All audio processing runs entirely on-device. Microphone audio is never stored or transmitted. No account required.

Screenshots

LM AUDIO4 screens
BMA Spectrum Analyzer4 screens

Verdict

The call

The clearest difference is in-app purchases: LM AUDIO at none against BMA Spectrum Analyzer's 1. LM AUDIO also leads on iOS requirement (7.0 vs 16.6). BMA Spectrum Analyzer's advantage is update cadence (every 6 weeks vs every 3 months). On price, ads 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. BMA Spectrum Analyzer sells 1 one-off in-app purchase. LM AUDIO asks for nothing beyond the download.

UpkeepUpdate frequency

LM AUDIO ships an update every 3 months, BMA Spectrum Analyzer every 6 weeks. The most recent releases landed on October 5, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 5 level
LM AUDIO versus BMA Spectrum Analyzer: the parameters behind the verdict, then further details
ParameterLM AUDIOBMA Spectrum Analyzer
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS7.0 — better16.6
Further details — not scored
Size3 MB1 MB
Age rating4+4+
DeveloperPT. Kramat MotorJAVIER PUGA SORIANO

In-app purchases

None

LM AUDIO

No in-app purchases

1 purchases

BMA Spectrum Analyzer

One-time1
  • BMA Spectrum Analyzer$2.99

Questions

Is LM AUDIO free?
LM AUDIO is free to download, with no in-app purchases.
Is BMA Spectrum Analyzer free?
BMA Spectrum Analyzer is free to download, with in-app purchases available.
Do LM AUDIO or BMA Spectrum Analyzer have ads?
Neither LM AUDIO nor BMA Spectrum Analyzer shows ads.
Which is updated more often, LM AUDIO or BMA Spectrum Analyzer?
LM AUDIO ships an update every 3 months, and BMA Spectrum Analyzer every 6 weeks. Most recently, LM AUDIO was updated on October 5, 2026 and BMA Spectrum Analyzer on October 18, 2026.

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