Comparison

Audio Function Generator vs Brainwaves Frequency Generator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Audio Function Generator

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

Highlights
  • Generate sine, square, triangle, and sawtooth tones
  • Frequency and volume sweep generation
  • Noise generation (white, pink, violet, etc.)
  • Custom preset creation and saving
  • Extended frequency range (PRO feature)
  • Multi-tone playback (PRO feature)
Features
Read full description

This is the highly recommended and praised Function Generator App - an amazingly great and powerful tone generator. Enriched with a vast amount of features yet it is extremely intuitive and designed for simplicity. Get to know this great App now! It is very well maintained and has received considerable upgrades over the past years. So, … what can you do with this App? • PLAY TEST TONES Sine, Rectangular, Triangular and Sawtooth. • PLAY FREQUENCY SWEEP TEST TONES in both directions (minimum to maximum frequency and maximum to minimum frequency). • PLAY VOLUME SWEEPS (from minimum to maximum volume). • Try the SWEEP REPEAT / WOBBLE function. • Try the MUSIC TONES PLAYBACK. • Experiment with the huge FINE TUNE SELECTON, PRESETS SELECTION! • Or create your own CUSTOM PRESETS! • And SAVE an endless amount of CONFIGURATIONS (Frequency, Sweep, Noise) for later quick access and direct playback function. • Even play back different kinds of NOISE – White, Pink, Violet, Grey, Brown, Blue is also supported. The Function Generator is AMAZINGLY INTUITIVE and SIMPLE to use! AND THESE ARE THE ADVANCED SETTINGS/FEATURES (upgrade to PRO required): => Extending The Frequency Range (1Hz - 21kHz) => Extending The Sweep Times (0.1s - 600s) => Changing Min/Max Slider Frequency Ranges => Changing Max Sweep Time Slider Range => Changing Signal Amplitude => Enabling Of The Sweep Repeat / Wobble Function => Frequency Slider Setting to Linear or Logarithmic => Left/Right Channel Individual Selection => Permanently Saving Custom Presets => Saving Of Endless Number Of Audio Configurations => Phase Out Setting (custom phase shift of the generated signal) => BPM (Beats per Minute) Feature => Dual Function Generator => MultiTone Generator (playback of up to eight individual tones) => Background Theme Selection (Light/Dark) Check out the tutorial page: www.ee-toolkit.com/audio-function-generator

About

Brainwaves Frequency Generator

Enhance sleep quality and boost focus with scientifically-proven brainwave frequencies. Choose from a library of soothing sounds to induce relaxation or sharpen concentration for improved productivity and well-being.

Highlights
  • Binaural beats for sleep and focus
  • Diverse library of soothing frequencies
  • Delta, theta, alpha, and beta wave options
  • Customizable frequency controls
  • Enhances sleep quality
  • Boosts focus and productivity
Features
Read full description

Brainwaves Frequency Generator! Introducing the Brainwaves Frequency Generator, a groundbreaking app designed to enhance your sleep quality and boost your focus levels. Harnessing the power of brainwave frequencies, this innovative application is your personal gateway to a rejuvenating sleep and heightened productivity. By leveraging scientifically-proven brainwave frequencies, the app provides a seamless experience for users seeking improved sleep patterns and enhanced focus throughout the day. To facilitate a restful slumber, the app offers a range of meticulously engineered brainwave frequencies tailored to induce relaxation and sleep. You have the freedom to choose from a diverse library of soothing frequencies, each carefully crafted to synchronize with your brain's natural rhythm. Whether you prefer low-frequency delta waves to enter a deep sleep state or gentle theta waves to relax and unwind, the Brainwaves Frequency Generator caters to your specific needs. For those seeking enhanced focus and mental clarity, the app offers a comprehensive selection of frequencies designed to sharpen concentration and promote cognitive engagement. Beta waves can aid in increasing alertness and heightening productivity, while alpha waves facilitate a calm and focused mindset. With a simple adjustment of the frequency controls, you can effortlessly fine-tune your brain's activity to match your desired mental state. With the Brainwaves Frequency Generator app, achieving a peaceful night's sleep and maintaining laser-sharp focus has never been easier. Embrace the power of brainwave frequencies and unlock your full potential in both rest and productivity. Download the app today and experience a transformative journey to optimal well-being and mental acuity. Important Links: Terms and Conditions: https://www.brainwavesapp.com/terms Privacy Policy: https://www.brainwavesapp.com/privacy Licensing Agreement: http://www.apple.com/legal/itunes/appstore/dev/stdeula

Screenshots

Audio Function Generator4 screens
Brainwaves Frequency Generator4 screens

Verdict

The call

The clearest difference is update cadence: Brainwaves Frequency Generator at every 4 days against Audio Function Generator's every 6 weeks. Audio Function Generator's advantage is rating (4.7 vs 4.4) and ratings volume (2.2K vs 169). On price, review sentiment, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Audio Function Generator sells 1 one-off in-app purchase and Brainwaves Frequency Generator sells 7 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Audio Function Generator holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Audio Function Generator has 2.2K ratings behind it against 169, so its average is the more settled of the two. Written reviews point the same way: 77% of Audio Function Generator's written reviews are positive against 70% of Brainwaves Frequency Generator's.

UpkeepUpdate frequency

Audio Function Generator ships an update every 6 weeks, Brainwaves Frequency Generator every 4 days. The most recent releases landed on September 24, 2026 and August 26, 2026 respectively.

Scorecard3 real differences · 7 level
Audio Function Generator versus Brainwaves Frequency Generator: the parameters behind the verdict, then further details
ParameterAudio Function GeneratorBrainwaves Frequency Generator
PriceFreeFree
Rating4.7 (2.2K ratings) — better4.4 (169 ratings)
Positive reviews77.1% of reviews — better70.0% of reviews
Number of ratings2.2K — better169
Update frequencyEvery 6 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple Watch — better
Requires iOS15.514.0 — better
Further details — not scored
Size14 MB50 MB
Age rating4+4+
DeveloperThomas GruberBrainwave Frequency, LLC

Customer experience

Audio Function Generator

All ratings2,191 ratings
Positive91.8%
Neutral3.1%
Negative5.1%
Written reviews271 reviews
Positive77.1%
Neutral6.3%
Negative16.6%

Brainwaves Frequency Generator

All ratings169 ratings
Positive86.4%
Neutral1.2%
Negative12.4%
Written reviews20 reviews
Positive70.0%
Neutral0.0%
Negative30.0%

Bugs and requests

Audio Function Generator

Reported bugs

4 issues
  • Crashes on launch
  • Volume slider issues
  • Airplay not working
  • Sound distortion when display is active

Requested features

6 requests
  • Add download/save feature for custom sounds
  • Improve sweep function (continuous mode, better frequency control)
  • Add more multi-frequency rows
  • Implement 432Hz base frequency option
  • Add phase control for noise generators
Show 1 more
  • Improve accessibility (VoiceOver support)

Brainwaves Frequency Generator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Audio Function Generator

One-time1
  • Upgrade to PRO$9.99
7 purchases

Brainwaves Frequency Generator

Subscriptions6
  • 1 Month7 Days trial$9.991 Month
  • 1 Month$9.991 Month
  • Semester7 Days trial$49.996 Months
Show 3 more
  • Semester$49.996 Months
  • Annual7 Days trial$59.991 Year
  • Annual$59.991 Year
One-time1
  • Lifetime Access$149.99

Questions

Is Audio Function Generator free?
Audio Function Generator is free to download, with in-app purchases available.
Is Brainwaves Frequency Generator free?
Brainwaves Frequency Generator is free to download, with in-app purchases available.
Which has better reviews, Audio Function Generator or Brainwaves Frequency Generator?
Audio Function Generator is rated higher. Audio Function Generator averages 4.7 out of 5 from 2.2K ratings, while Brainwaves Frequency Generator averages 4.4 from 169 ratings.
Do Audio Function Generator or Brainwaves Frequency Generator have ads?
Neither Audio Function Generator nor Brainwaves Frequency Generator shows ads.
Which is updated more often, Audio Function Generator or Brainwaves Frequency Generator?
Audio Function Generator ships an update every 6 weeks, and Brainwaves Frequency Generator every 4 days. Most recently, Audio Function Generator was updated on September 24, 2026 and Brainwaves Frequency Generator on August 26, 2026.

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