---
title: "RTA Pro — App Overview"
url: https://marlvel.ai/apps/de-schosoft-rtapro
category: Utilities
developer: Matthias Schorer
platforms: ios
rating: 4.5 (2 ratings)
pricing: paid
report_level: overview
generated: 2026-05-04
last_verified: "2026-05-04T09:59:50.102Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** RTA Pro is a specialized utility that brings professional-grade acoustic measurement capabilities to the iOS platform for technical audio analysis.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | 4.5 ★ (2) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 4.1 |
| Developer | Matthias Schorer |

<!-- SECTION: Summary -->
## What is RTA Pro?

RTA Pro is a professional-grade real-time audio spectrum analyzer that transforms iOS devices into laboratory-standard acoustic testing tools. It provides precise frequency analysis for ambient noise assessment and PA system calibration, supporting both 1/3 Octave/Octave bands and Fast Fourier Transform (FFT) displays.

<!-- SECTION: Key Features -->
## Key Features

- **Advanced Analysis Modes**: Supports 1/3 Octave Bands, Octave Bands, and Fast Fourier Transform (FFT) visualization.
- **Calibration and Range**: Covers a frequency range of 32Hz to 16kHz with pre-calibrated support for most iPhone microphones and options for custom calibration.
- **Weighting and Display**: Offers linear display options alongside dB(A) and dB(C) weightings for standardized sound measurement.
- **Adjustable Response Speed**: Provides configurable measurement speeds including impulse, 128ms, and 1 second intervals.

<!-- SECTION: Target Audience -->
## Who is it for?

Audio engineers, sound technicians, and acoustic researchers requiring portable, calibrated frequency analysis tools.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/rta-pro/id703753970?uo=2)
- [Full Intelligence Report](https://marlvel.ai/apps/de-schosoft-rtapro)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/de-schosoft-rtapro).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*