Audio Function Generator vs BPM detector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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)
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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
BPM detector
Easily measure the tempo of any song by tapping along with its beat. This utility works on your phone or smartwatch, helping you quickly find the beats per minute.
- Tap to detect BPM
- Works on phone and watch
- Simple interface
- Real-time tempo measurement
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The BPM detector app allows you to determine the Beats per minutes of a song you are hearing. Just tap the button in sync with the beat. Use it on your phone or your watch.
Screenshots
Verdict
The clearest difference is update cadence: Audio Function Generator at every 6 weeks against BPM detector's every 10 months. BPM detector's advantage is review sentiment (100% vs 77%). On price, ads, in-app purchases and monetization model 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. Audio Function Generator sells 1 one-off in-app purchase and BPM detector sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Audio Function Generator ships an update every 6 weeks, BPM detector every 10 months. The most recent releases landed on September 24, 2026 and September 20, 2026 respectively.
| Parameter | Audio Function Generator | BPM detector |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (2.2K ratings) — better | — |
| Positive reviews | 77.1% of reviews | 100.0% of reviews — better |
| Number of ratings | 2.2K — better | — |
| Update frequency | Every 6 weeks — better | Every 10 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.5 | 14.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Gruber | Felix-Florian Flesch |
Customer experience
Audio Function Generator
BPM detector
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
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- Improve accessibility (VoiceOver support)
BPM detector
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Audio Function Generator
- Upgrade to PRO$9.99
BPM detector
- Customization$0.99
Questions
Is Audio Function Generator free?
Is BPM detector free?
Do Audio Function Generator or BPM detector have ads?
Which is updated more often, Audio Function Generator or BPM detector?
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