248+ iOS apps curated and reviewed
Whether you're new to frequency detector tool or looking for an upgrade, our curated collection of 248+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | No | No | Aug 2026 |
| 2 |  | Free | 4.3★ (12) | No | Yes | Aug 2026 |
| 3 |  | Free | 4.7★ (340) | Yes | No | Aug 2026 |
| 4 |  | Free | 4.0★ (4) | Yes | No | Aug 2026 |
| 5 |  | Free | 5.0★ (1) | No | No | Jun 2026 |
| 6 |  | $2.99 | 1.7★ (29) | No | No | Jul 2026 |
| 7 |  | Free | — | No | No | Jul 2026 |
| 8 |  | Free | 4.3★ (65) | Yes | Yes | Aug 2026 |
Instantly analyze musical keys from any frequency in Hertz. It displays the corresponding musical note, cents deviation, and whether it's in key with your selected musical scale. Features vocal context notes and a full frequency chart for EQ guidance.
This application transforms your device into a precise sound analysis tool. It offers real-time frequency detection, visualization, and data logging for musicians, engineers, and curious individuals. Gain clarity and accuracy in understanding the soundscape around you.
Generate various sound waves, including sine, square, sawtooth, and triangle, with adjustable frequencies from 1Hz to 22000Hz. Visually observe animated sound waves and control volume. Useful for testing hearing, speakers, instruments, and even cleaning water from speakers.
This app transforms your iPhone into a powerful audio analyzer. It offers four distinct modes to measure sound frequencies, tune instruments, analyze motor speeds, and check mains stability. Advanced features include measurement history, comparison tools, and CSV export.
Instantly discover the tuning frequency of music around you. This app uses song recognition and advanced analysis to reveal if a track is tuned to standard concert pitch or other frequencies, offering a new dimension to your listening experience.
Analyze audio frequencies in real-time using your device's microphone. Visualize audio levels, noise, and frequency ranges with a spectrum analyzer and oscilloscope. Export data for further analysis.
This application offers real-time radio frequency signal detection and analysis. It monitors signal strength, analyzes frequency bands, and identifies interference sources. The tool provides historical data and network optimization insights for a better wireless experience.
Visualize sound waves in real-time by detecting and displaying their frequencies in Hertz. Experience an augmented reality view of the audio environment around you.
Analyze and generate audio signals with this app, featuring an oscilloscope for real-time waveform visualization and a spectrum analyzer for frequency analysis. It also includes a synthesizer for creating AM/FM modulated audio.
Generate sound waves across a wide frequency range to test hearing limits. Explore potential uses like deterring pests or competing with friends to see who can hear higher pitches. An optional premium upgrade removes ads and unlocks additional waveform options.
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 app transforms your iPhone into a sophisticated audio analysis tool. It detects and displays sound frequencies, identifies notes, and visualizes energy across the spectrum in real-time. It also features sound generation, pest repelling, and a library of animal calls.
Generate sound frequencies from 1Hz to 25,000Hz with a simple interface. Features include wave visualization, adjustable sensitivity, and multiple waveform options. Use it for hearing tests, pet training, or as a prank tool.
Generate and analyze a wide range of sounds and frequencies. Explore tone generation, sound tests, musical tuning, and create custom sound effects. Visualize sound waves and experiment with different waveforms.
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.
Test the low-frequency capabilities of your speakers with precise sound frequencies. Pinpoint the lowest bass your audio system can produce, from 15Hz to 100Hz, to ensure you're not missing out on deep sounds in your music.