RTA Audio Analyzer
Android app by LFC LAB. Tools · LFC LAB
- Store rating
- Unknown
- Store rating count
- Unknown
- Download price
- Free to download
- In-app purchases
- Not listed in captured metadata
- Version
- 1.0.0
- Listing last refreshed
- 2026-09-11
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Store description excerpt
RTA Audio Analyzer is a professional-focused real-time audio analysis tool for sound checks and equipment testing. Use your phone microphone to view live frequency spectrum, Peak, RMS, dominant frequency, and octave-band levels in one focused workspace. It supports fast RTA analysis for speaker tuning, room sound checks, instrument testing, and audio equipment setup. FFT-based analysis displays frequency changes from 20 Hz to 20 kHz, with configurable measurement settings for your workflow. Key features - Live RTA audio spectrum display - Peak and RMS dB readings - Dominant frequency and octave-band levels - 1/1, 1/2, 1/3, 1/6, and 1/12 octave resolution - 44.1 kHz and 48 kHz sample rate options - 2048, 4096, and 8192 FFT size options - Flat, A-weighted, and C-weighted frequency weighting - dB calibration offset, smoothing, and peak hold settings RTA Audio Analyzer provides a practical microphone-based analysis environment for sound engineers, audio technicians, and creators who need quick access to live frequency and level data on Android. It is designed for fast RTA checks during professional audio work, not as a replacement for dedicated calibrated measurement hardware. Use RTA Audio Analyzer when you need real-time frequency analysis and octave-band monitoring on your Android device.
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