AppMarketSpy › Music › DecibelRTA
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App info
- Developer
- Olivier ADAM
- Category
- Music, Utilities
- Released
- Sep 21, 2026
- Version
- 1.0 (Sep 25, 2026)
- Price
- Free
- Size
- 6.4 MB
- Requires
- iOS 15.6
- Age rating
- 4+
- Languages
- English
In-app purchases
| DecibelRTA PRO | $19.99 |
Current prices, App Store US.
🔒 Price history3 snapshots: when prices changed and new plans appearedGet Pro access
About DecibelRTA
DecibelRTA is an ultra-fast, professional real-time acoustic analyzer combining a fractional-octave IIR spectrum analyzer and an advanced IEC sound level meter on a unified display. Engineered with a native, zero-latency DSP core, DecibelRTA displays 11 vital acoustic metrics simultaneously without requiring navigation through menus: 11 METRICS AT A SINGLE GLANCE • Instant Spectral Pitch: Dominant musical note (e.g. A#2), frequency (Hz), and exact level (dB). • Core Metrology Chips: Leq 5s (equivalent continuous level), ACUM (psychoacoustic sharpness), LRA (Loudness Range dynamic spread), L50 (median ambient level), and CRST (crest factor). • Standard SPL Bar: SLOW (1s), FAST (125ms), and instant PEAK decay monitoring. HIGH-PRECISION SPECTRUM ANALYZER (RTA) • 3, 6, 12, and 24 bands per octave constant-Q filter bank (up to 240 selective IIR bands). • Contextual dual-path engine…
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