Audio RTA Analyzer
FFT, dB & tone generator
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Analyze spectrum, measure dB and generate test tones for stage, studio, installs and car audio.
Audio RTA Analyzer turns your phone into a fast audio test bench for real-time analysis and practical sound checks.
Use your device's microphone to view the live spectrum, track frequencies, monitor dB levels and spot peaks that can help with speakers, PA systems, home studios, instruments and car audio tuning.
Main tools:
- Real-time RTA/FFT analyzer
- dB meter for quick sound checks
- Hz frequency generator
- Test tones, noise and sweeps
- Subwoofer test tools
- Stereo channel tests for left, right and center
- Clear visuals for stage, studio, installation and workshop use
Built for musicians, sound techs, audio engineers, installers and car audio users who need quick insight without carrying extra gear.
Note: measurements depend on your device microphone and hardware. For certified calibration, use dedicated professional instruments.
Ratings & Reviews
Added more localized store information and clearer descriptions for RTA/FFT, dB, Hz tone generation and audio tests.
The developer, Mateus Polonini Cardoso, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Mateus Polonini Cardoso
- Size
- 37.4 MB
- Category
- Music
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Audio Analyzer RTA Pro $1.99
- Copyright
- © 2026 M P Cardoso Solutions