# Sound Wave Frequency Generator > Tone, noise & sweep generator for speaker tests, tuning & audio learning Canonical page: [https://chrome-stats.com/d/com.ravitechno.frequencygenerator](https://chrome-stats.com/d/com.ravitechno.frequencygenerator) ## Overview - **ID:** `com.ravitechno.frequencygenerator` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** Ravi Techno Apps - **Category:** TOOLS - **Downloads:** 3,134 - **Version:** 8.0 - **Last updated:** 2025-12-31 - **First published:** 2022-11-23 - **Publisher country:** IN - **Size:** 27 MB - **Data as of:** 2026-09-13 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.ravitechno.frequencygenerator) - **Website:** [https://ravitechnoapps.blogspot.com](https://ravitechnoapps.blogspot.com/) - **Privacy policy:** [https://sites.google.com/view/ravi-techno-apps](https://sites.google.com/view/ravi-techno-apps) ## Description Frequency Generator is a easy-to-use audio tool built for accurate sound testing, tone generation, and frequency learning 🎧
It offers precise control over audio signals, waveforms, channels, and playback in a clean and easy interface.

Designed for musicians, sound engineers, students, and audio enthusiasts who need reliable frequency output without complexity.

🎚️ Frequency Control & Channel Output

Generate tones on left, center, or right audio channels independently.

✔ Accurate frequency adjustment in Hertz (Hz)
✔ Stereo balance and channel testing
✔ Stable, clear and clean sound for reliable audio testing and listening

🌈 Noise Generator

Create commonly used noise signals for audio and acoustic testing.

• White noise
• Pink noise
• Brown noise

Useful for sound masking, focus sessions, speaker calibration, and learning audio behavior.

🔊 Single Oscillator

Produce clean tones using a single waveform source.

✔ Sine, Square, Triangle & Sawtooth waves
✔ Smooth circular frequency dial
✔ Fine ± tuning buttons
✔ Instant start / stop

Ideal for tone testing, tuning instruments, and understanding sound basics.

🎛️ Multi Oscillator

Run multiple oscillators simultaneously to create layered sound output.

✔ Independent frequency control per oscillator
✔ Multiple waveform selection
✔ Harmonics, beats & complex tone creation
✔ Quick control buttons

Perfect for detailed sound experiments and frequency combinations.

🔄 Sweep Generator

Eaily scan frequencies across a selected range.

✔ Start & end frequency selection
✔ Adjustable sweep duration
✔ Smooth continuous sweep
✔ Visual progress indicator

Helpful for testing speaker response and audio range.

🎧 Binaural Beats

Generate two different frequencies for left and right ears.

✔ Adjustable carrier frequency
✔ Custom beat frequency difference
✔ True stereo output
✔ Optimized for headphone use

Designed for focused listening and controlled sound sessions.

☎️ DTMF Tone Generator

Create standard dual-tone signals used in telecom systems.

✔ Full keypad support (0–9, A–D, *, #)
✔ Accurate dual frequency output
✔ Play tone sequences
✔ Adjustable tone gap timing

Useful for learning, testing, and signal analysis.

🎼 Musical Notes Generator

Play precise musical note frequencies across multiple octaves.

✔ Notes with sharps & flats
✔ Standard tuning frequencies
✔ Clear note & Hz display
✔ Instant playback

Helpful for tuning instruments and music practice.

🔍 Speaker Checker

Test speaker clarity, balance, and response using tones, noise, and sweeps.

🔒 Privacy & Data Safety

Your privacy is important. This app is designed to respect user privacy and operates with transparency.

✔ No personal data is collected
✔ No data is shared with third parties
✔ No data is stored or tracked
✔ Uses audio output only for sound generation

All sound generation happens locally on your device, ensuring a safe and private experience.

Explore sound frequencies with confidence using a simple, accurate, and privacy-focused audio tool designed for learning, testing, and experimentation 🎧 ## Rankings - #830,582 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.VIBRATE` - `android.permission.WAKE_LOCK` - `com.android.vending.BILLING` - `com.google.android.c2dm.permission.RECEIVE` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` - `com.ravitechno.frequencygenerator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [Frequency Sound Generator](https://chrome-stats.com/d/com.appserras.FrequencySoundGenerator) — 195 users - [Frequency Sound Generator - Hz](https://chrome-stats.com/d/com.waves.frequencygenerator) — 3,091 users - [Frequency Sound Generator](https://chrome-stats.com/d/com.jm.android.frequencygenerator) — 2,947,124 users, 4.10 / 5 - [Sound Frequency Generator Hz](https://chrome-stats.com/d/com.soundgenerator.frequencygenerator.hertz) — 2,123 users, 4.43 / 5 - [Frequency & Noise Generator](https://chrome-stats.com/d/com.lfc.apps.frequency_generator) — 226 users - [Tone Generator - Sweep & Noise](https://chrome-stats.com/d/com.pando.tonesignalgenerator) — 87 users - [Frequency Generator](https://chrome-stats.com/d/com.frequency.generator) — 4,426 users, 3.11 / 5 - [Frequency Generator](https://chrome-stats.com/d/com.lobadinalabs.frequencygenerator) — 543 users - [Frequency sound generator](https://chrome-stats.com/d/com.frequecnyGenerator.FrequecySoundGenerator.frequency) — 114,479 users, 3.57 / 5 - [Frequency Sound Generator - Hz](https://chrome-stats.com/d/com.frequencytone.generator) — 254 users - [Frequency Sound Generator - Hz](https://chrome-stats.com/d/com.frequencygeneratorhz.soundgenerator) — 7,959 users - [Frequency Sound Generator](https://chrome-stats.com/d/com.luxdelux.frequencygenerator) — 7,792,981 users, 4.59 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.ravitechno.frequencygenerator)