208+ iOS apps curated and reviewed
Out of 208+ clapir acoustics measurement apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (12) | No | No | Jul 2026 |
| 2 |  | Free | 4.7★ (156K) | No | Yes | Jul 2026 |
| 3 |  | $19.99 | 4.8★ (5K) | No | Yes | Jul 2026 |
| 4 |  | Free | 4.6★ (36K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.4★ (236) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 4.6★ (4.5K) | No | Yes | Jul 2026 |
| 7 |  | Free | 4.7★ (256) | No | Yes | Jul 2026 |
| 8 |  | Free | 4.5★ (3K) | No | Yes | Jul 2026 |
This utility app measures a room's acoustic properties by analyzing a clap sound. It calculates reverberation times and frequency response, simplifying acoustics engineering. The app is based on research from Northwestern University.
This app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.
This professional audio analysis app offers a comprehensive suite of tools for acoustic measurements, including SPL, RTA, and FFT. It calibrates device microphones for accurate results and allows for the addition of powerful optional modules for advanced analysis.
Transform your device into a professional sound level meter and audio analyzer. Measure ambient noise, monitor decibel levels, and visualize sound frequencies in real time. It also offers advanced sleep tracking with sound recognition to identify disruptions.
Analyze sound frequencies in real-time with this powerful tool. It offers detailed octave band analysis, FFT plots, and various measurement scales. Supports multiple microphones and noise analysis features for accurate audio insights.
Measure and analyze the sound pressure around you with this app. It provides spectrum frequency analysis and allows you to compare your recordings to a reference chart. Save your measurement history for future reference.
This app provides a suite of tools for tuning audio systems, including room correction, equalizer adjustments, and subwoofer phase setting. It measures in-room frequency response and can generate filter settings for various audio systems. It's suitable for home and car audio enthusiasts looking to optimize their sound.
Analyze sound frequencies and decibel levels with this advanced tool. Ideal for tuning audio systems, it offers real-time spectrum analysis and sound metering for various applications.
This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.
This app provides powerful measurement and analysis tools for acoustics, audio, and electronics. It offers a free oscilloscope and subscription-based tool sets for basic, advanced, and professional needs, compatible across iPhone, iPad, and Mac.
Visualize sound waves and analyze their frequency spectrum. This utility displays the waveform of various sounds, from your voice to musical instruments, and reveals their overtone structure. Explore the sonic characteristics of your environment with this straightforward tool.
This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.
Transform your device into a professional sound meter to accurately measure ambient noise levels. Understand how loud your surroundings are, from quiet rooms to loud events, and learn about potential hearing risks.
This app generates precise sine wave tones to help remove water and debris from your device's speakers. Easily adjust frequencies by swiping on the screen, and enjoy features like Apple Watch control and background operation. Premium subscribers gain access to advanced waveforms, unlimited sessions, and an ad-free experience.
Easily tune a variety of musical instruments using your smartphone's microphone. Offers high precision with advanced audio recognition and multiple visual feedback modes. Supports manual tuning and calibration for custom needs.
Measure sound volume in real-time with this app. It provides precise decibel readings, a visual timeline of sound fluctuations, and customizable calibration for accurate results. Ideal for monitoring noise levels in various environments.
Analyze sound spectrums in real-time using your device's microphone. This tool offers detailed frequency and amplitude scales, various window functions, and octave band analysis. It can also function as a noise level meter and allows for data export and saving of measurements.
Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.
This app provides real-time audio analysis with a dynamic spectrogram and spectrum analyzer. Visualize audible and inaudible frequencies, measure tones, get feedback on speech, identify sounds, and calibrate instruments. Access recordings and snapshots easily.
Measure ambient noise levels with this clear, simple, and accurate app. It helps you monitor hearing health by detecting noise types, analyzing sound pressure, and syncing data with your Health app. Features include recording, sharing, and adherence to OSHA/NIOSH standards.