Best Frequencyrootrate Apps

201+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

Looking for free frequencyrootrate apps? 20 of our 201+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Frequencyrootrate

Frequency Sound Generator App#1

Frequency Sound Generator App by Min Ku

High Pitch Sound Generator
Editor's Choice
πŸ”§ Utilities
4.5😊(4.8K ratings)
FreeAdsIn-App Purchases
Frequency Sound Generator App screenshot 1
Frequency Sound Generator App screenshot 2
Frequency Sound Generator App screenshot 3
Frequency Sound Generator App screenshot 4
Frequency Sound Generator App screenshot 5
Frequency Sound Generator App screenshot 6

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.

What We Love

  • πŸ‘ Helpful for tinnitus
  • πŸš€ Accurate frequency generation
  • πŸŽ‰ Great for meditation and relaxation
  • πŸ’‘ Useful for testing speaker systems

Room to Improve

  • πŸ› Difficulty adjusting precise frequencies
  • πŸ”Š Extremely high frequencies can be painful
  • πŸ”‹ Stops playing when screen is locked
Frequency: Sound Generator#2

Frequency: Sound Generator by Lucija Jaksic

Strong Contender
πŸ”§ Utilities
4.7😊(340 ratings)
FreeAds
Frequency: Sound Generator screenshot 1
Frequency: Sound Generator screenshot 2
Frequency: Sound Generator screenshot 3

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.

What We Love

  • πŸ‘ Simple and easy to use interface
  • 🎡 Accurate frequency generation
  • πŸ’° Free application
  • 🧘 Helpful for meditation and stress relief

Room to Improve

  • πŸ“’ Intrusive and inappropriate advertisements
  • πŸ”Š Potential audio damage to speakers/hearing
  • πŸ”’ Privacy concerns and data collection issues
Frequency Generator: HZ#3

Frequency Generator: HZ by Boss Web SRL

432-528 Hertz Healing Sounds
Worth Considering
🎡 Music
4.4😞(464 ratings)
FreeAdsIn-App Purchases
Frequency Generator: HZ screenshot 1
Frequency Generator: HZ screenshot 2
Frequency Generator: HZ screenshot 3
Frequency Generator: HZ screenshot 4
Frequency Generator: HZ screenshot 5

Enhance sleep and focus with scientifically engineered sound frequencies. This app offers customizable modes for deep slumber and peak concentration, utilizing binaural and isochronic beats. Enjoy an intuitive interface and offline access to boost your well-being and productivity.

What We Love

  • πŸš€ Straightforward app
  • πŸš€ Reliable app
  • πŸš€ Easy to use
  • πŸš€ Works just right

Room to Improve

  • πŸ› Doesn't work
  • πŸ› Timer doesn't work
  • πŸ› Unreliable

More Frequencyrootrate apps to explore

4
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Generate Audio Frequency Waves
Free

Create pure sine wave audio tones across a wide frequency range. This tool is ideal for tuning instruments, conducting hearing tests, performing science experiments, and testing audio equipment. Easily adjust frequencies and volume, with support for AirPlay devices.

Generate sine wave tonesFrequency range 20Hz - 22,000HzInstrument tuning
🎡 Music
(2.6K)
ad-supported
5
Mobile Master-CPU Master
Mobile Master-CPU Master
Mobile Master-CPU Master
Measure real cpu frequency
Free

This free utility app provides detailed information about your device's hardware and software. It measures real CPU frequency, frequency reduction, and offers insights into your screen, battery, network, GPU, RAM, and sensors.

Measure real CPU frequencyMonitor frequency reductionView CPU, GPU, and RAM details
πŸ”§ Utilities
(1.2K)
free with in-app purchases
6
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Sound frequency, decibel meter
Free

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.

Octave Band Real-Time AnalyzerFFT Plot - Fast Fourier TransformIntegrated Sound Level Meter (dB-A)
🎡 Music
(3K)
free with in-app purchases
7
Water Eject ~ Speaker Wizard
Water Eject ~ Speaker Wizard
Water Eject ~ Speaker Wizard
#1 Effective Ultra Clear Wave
Free

Generate pure tones, frequencies, and waveforms to test audio equipment like speakers and headphones. Ideal for professionals and enthusiasts seeking to ensure optimal sound quality through customizable frequencies and noise generation.

Tone generationFrequency testingWaveform generation
🎡 Music
(7.5K)
free with in-app purchases
8
Frequency Analyzer
Frequency Analyzer
Frequency Analyzer
Audio Spectrum, Spectroid, dB
Free

Transform your device into a professional audio analysis tool with advanced FFT analysis, SPL monitoring, and detailed visualizations. Record, analyze, and export audio data with precision calibration and multiple weighting filters.

Real-time FFT analysisCalibrated SPL measurements32-bit float audio recording
πŸ”§ Utilities
(97)
free with in-app purchases
9
RepeaterBook
RepeaterBook
RepeaterBook
by Nicolas Associates Ltd
Free

Access a comprehensive, offline directory of amateur radio repeaters worldwide. Search by various criteria, view detailed information including distance and bearing, and easily submit updates. Optimized for both phones and tablets.

Offline repeater directoryWorldwide coverageComprehensive search options
πŸ” Reference
(236)
free
10
Smaart RTA
Smaart RTA
Smaart RTA
RTA, Spectrograph, SPL Meter
Free

Analyze audio in real time with professional-grade tools. Visualize frequency content, manage feedback, and monitor sound pressure levels with precision and ease, all from your mobile device.

Professional RTA graph with averaging optionsSpectrograph for feedback and frequency managementSPL meter with A & C weighting
🎡 Music
(195)
free with in-app purchases
11
Tone generator
Tone generator
Tone generator
by michael heinz
Free

Create various periodic signals with adjustable frequency and amplitude for testing electronic circuits or tuning instruments. Features include a metronome, a real-time tuner, and options for generating different noise types and tone sequences. It also offers unique features for hearing tests and party games.

Generate periodic signalsAdjustable frequency and amplitudeIntegrated instrument tuner
πŸ”§ Utilities
(144)
free with in-app purchases
12
High Frequency Highway
High Frequency Highway
High Frequency Highway
Become your best self!
Free

Utilize a curated library of sounds and a binaural beat generator to improve sleep, focus, and relaxation. This app aims to guide users toward higher states of awareness, promoting emotional well-being and inner peace through meditation and sound.

Unique audiosSleep sounds & melodiesBinaural beat generator
🌟 Lifestyle
(0)
free with in-app purchases
13
Audio Spectrum Analyzer Pro
Audio Spectrum Analyzer Pro
Audio Spectrum Analyzer Pro
Sound Frequency Analysis
Free

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.

Octave Band Real Time AnalyzerFFT Plot (Fast Fourier Transform)Sound level meter (dB meter)
🎡 Music
(236)
free with in-app purchases
14
432 Hz Converter
432 Hz Converter
432 Hz Converter
Convert Music to 432Hz
Free

Transform your music to healing frequencies like 432Hz and explore alternative tunings. This app offers professional audio conversion with support for various formats, batch processing, and a library to manage your converted files. Discover a more harmonious listening experience.

Professional audio conversionSupport for major audio formatsCustom frequency conversion
🎡 Music
(60)
free with in-app purchases
15
RF Signal Detector
RF Signal Detector
RF Signal Detector
RF Signal Detector Analyzer
Free

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.

Real-time signal monitoringFrequency band analysis (2.4 GHz & 5 GHz)Interference detection and categorization
πŸ”§ Utilities
(59)
freemium
16
RTA Audio
RTA Audio
RTA Audio
by New Ball s.r.o.
Free

Analyze audio in real-time with detailed frequency spectrum and waveform visualizations. Record and export your audio analysis results, including spectrograms and frequency tables, for sharing or archiving.

Real-time audio analysis (FFT)Recording and offline processingSpectrogram and waveform visualization
🎡 Music
(31)
free with in-app purchases
17
ResoClear
ResoClear
ResoClear
Sonic Utility & Focus Sounds
Free

This app offers a comprehensive suite of audio tools, including a precise frequency generator, hardware testing capabilities, and focus-enhancing ambient sounds. It also features a metronome and guided breathing exercises for wellness and productivity.

Precision frequency generator (20Hz-20,000Hz)Audio hardware testing and optimizationWhite noise and nature sounds for focus
πŸ”§ Utilities
(5)
freemium
18
UltraWave
UltraWave
UltraWave
by TEETECH LTD
Free

Generate pure sine wave tones with precise frequency control up to 25 kHz, including ultrasonic ranges. Stream audio to external devices via Bluetooth or AirPlay. Ideal for audio testing, sound experimentation, and speaker cleaning.

Precise frequency control (0 Hz - 25 kHz)Ultrasonic frequency generationBluetooth and AirPlay streaming
🌟 Lifestyle
(116)
free
19
MultiTone Generator
MultiTone Generator
MultiTone Generator
Frequency and Signal Generator
Free

Generate a wide range of audio test tones, including sine, rectangular, triangular, and sawtooth waves. Explore frequency sweeps, noise generation, and customizable settings. Upgrade for advanced features like creating multiple tone combinations and extended frequency ranges.

Generate sine, rectangular, triangular, and sawtooth wavesPlay frequency sweep test tonesSweep repeat/wobble function
🎡 Music
(354)
free with in-app purchases
20
HouseCurve
HouseCurve
HouseCurve
Simple audio system tuning
Free

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.

Sine sweep and pink noise measurementsReal-time moving mic measurementsTarget curve comparison and creation
πŸ”§ Utilities
(241)
free with in-app purchases