Tone Generator EX vs Frequency Sound Wave Generator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tone Generator EX
Generate a wide range of audio tones with adjustable frequencies and waveforms. Control playback in the background, from your notification drawer, or lock screen. The app automatically pauses for calls and alarms, and allows you to save custom presets.
- Frequency range 15Hz to 22KHz
- Sine, Square, Sawtooth, Triangle waveforms
- Auto-off timer
- Background playback
- Notification drawer control
- Create custom presets
- Set frequency by music note
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Tone Generator EX is an audio tone generator. It provides following features: ● Frequency range from 15Hz to 22KHz. ● Can play 4 different waveforms: Sine/Square/Sawtooth/Triangle ● Auto-off timer. ● Playback running in background. ● Playback can be controlled from the notification drawer, lock screen or headset button without having to reopen the APP. ● Auto-pause on incoming call, alarm, etc. ● You can create your own presets. ● Set frequency by selecting a music note.
Frequency Sound Wave Generator
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.
- Single and multiple frequency generation
- Musical notes presets
- Binaural beats
- SFX sound generator
- Sweep generator
- Bass/Subwoofer sound test
- DTMF tones
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All frequency sound generator tools in one app! Tone generation, sound tests, musical tuning and many more. This app helps if you are looking for generating sounds in different frequencies, analyzing sound and making sound tests which produce sound waves based on the desired tone. Frequency sound generator includes user-friendly and very high-quality tone generation tools: • Single frequency generator • Multiple frequency tone generation. • Musical notes presets • Binaural beats • SFX sound generator • Sweep generator. • Bass/Subwoofer sound test • DTMF tones • Metronome • Noise generator Features: • Play sound in background: Play your frequency generation sounds in the background while your app is minimized or your screen is off. • Export all generated sounds to an audio file that you can share. • Animated wave in the single oscillator tool. • Frequency generator effects such as Vibrato (FM), Tremolo (AM), Ring Modulation (RM) and also Pulse Width Modulation (PWM) - for square wave only. • Noise generator effects such as auto-pan and breathing effect. • Play up to 15 oscillators at once in the multi oscillator tool. • Play up to 15 sweep oscillators at once. • Tap your tempo in metronome. Commonly used for: • Make you own experiments with sound generation. • Testing own hearing. Human ear is capable of hearing frequencies between 20Hz to 20000Hz. • Use this app as an instrument for playing or producing music. • Tune your musical instruments with musical notes presets. • Test speakers for high end (treble) and low end (bass) tones. • Discover how your audio handles sweeps of frequencies which range from ultrasound to infrasound. • Relax with binaural beats which play different frequencies in each ear. • Find a way to mask your tinnitus frequency. • Or have fun generating random sound effects, different frequencies and exploring all tone generation tools in this app. • Relax with white noise, brown noise, blue noise, violet noise, grey noise or pink noise playing in the background. Notes: • This app supports decimal values as input for frequencies when generating a tone. • This app makes an animated sound wave which tries to visualize a current frequency. • There are several waveforms available: sine, square, triangle and sawtooth. • Clean UI makes navigation simple through the navigation bar or pages where there are more frequency sound generating tools available. • Customize how the app behaves through settings menu where you can change themes, enable octave buttons, decimal points and more. • Phone speakers are not high-quality audio sources and may vary in quality. Sometimes a "parasite" noise can be generated by those speakers in very low or high frequencies which don't define the frequency. • Turn the volume down when creating high frequencies to not cause any discomfort when experimenting with the app. Privacy policy: https://www.frequencysoundgenerator.com/privacy Terms of use: https://www.frequencysoundgenerator.com/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Tone Generator EX at none against Frequency Sound Wave Generator's 3. Tone Generator EX also leads on update cadence (every 9 days vs monthly) and ratings volume (531 vs 94). On price, rating, review sentiment and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Frequency Sound Wave Generator sells 3 in-app purchases, starting at $1.99 per month. Tone Generator EX asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Tone Generator EX against 4.7 for Frequency Sound Wave Generator. That said, the two scores are not equally well evidenced: Tone Generator EX has 531 ratings behind it against 94, so its average is the more settled of the two. Written reviews split almost evenly too, at 91% and 90% positive.
Tone Generator EX ships an update every 9 days, Frequency Sound Wave Generator monthly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | Tone Generator EX | Frequency Sound Wave Generator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (531 ratings) — better | 4.7 (94 ratings) |
| Positive reviews | 90.7% of reviews — better | 90.5% of reviews |
| Number of ratings | 531 — better | 94 |
| Update frequency | Every 9 days — better | Monthly |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 29 MB | 169 MB |
| Age rating | 4+ | 4+ |
| Developer | An-Che Lee | David Krejci |
Customer experience
Tone Generator EX
Frequency Sound Wave Generator
Bugs and requests
Tone Generator EX
Reported bugs
3 issues- App crashes and won't play after initial use
- Requires unnecessary credit card information
- Potential compatibility issues with newer iOS versions
Requested features
15 requests- Extend frequency range to 10Hz or lower (0-12Hz requested)
- Extend upper frequency range to support .4-12Hz adjustments
- Direct frequency input by typing instead of dial adjustment
- VST3/AUv3/desktop plugin version for DAW integration
- Frequency sweep functionality with adjustable speed
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- Automated frequency sweep with smooth ascending/descending
- Export generated tones to audio files
- Stereo output capability
- Automatic numerical sorting of presets
- Play presets directly from list with individual play buttons
- Output level attenuator in dB
- Option to disable clicking sounds during frequency changes
- Dual tone generation (play two frequencies simultaneously)
- Paid ad-free version option
- Duty cycle control for square waves
Frequency Sound Wave Generator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Tone Generator EX
No in-app purchases
Frequency Sound Wave Generator
- Monthly PRO subscription$1.991 Month
- Yearly Pro Membership7 Days trial$9.991 Year
- Lifetime PRO membership$19.99
Questions
Is Tone Generator EX free?
Is Frequency Sound Wave Generator free?
Which has better reviews, Tone Generator EX or Frequency Sound Wave Generator?
Do Tone Generator EX or Frequency Sound Wave Generator have ads?
Which is updated more often, Tone Generator EX or Frequency Sound Wave Generator?
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