Audio Function Generator PRO vs MultiTone Generator PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Audio Function Generator PRO
Generate various audio test tones, including sine, square, and sawtooth waves. Explore frequency and volume sweeps, custom presets, and different types of noise. Advanced settings allow for fine-tuning signal parameters and creating complex multi-tone sequences.
- Generate sine, square, triangular, and sawtooth tones
- Frequency and volume sweep generation
- Customizable presets and configurations
- Multiple noise types (White, Pink, Violet, etc.)
- Advanced signal parameter control
- Multi-tone and dual function generation
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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! AND THESE ARE THE ADVANCED SETTINGS/FEATURES: => 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 new Tutorial page: www.ee-toolkit.com/audio-function-generator
MultiTone Generator PRO
Generate and combine up to 16 different audio tones, including sine, rectangular, triangular, and sawtooth waves. Create frequency sweeps in both directions and play white or pink noise. This intuitive tool offers customizable ranges and sweep times for various audio testing needs.
- Create up to 16 tone combinations
- Play sine, rectangular, triangular, and sawtooth waves
- Generate frequency sweeps (min-max and max-min)
- Sweep repeat/wobble function
- Play white and pink noise
- Customizable frequency and sweep time ranges
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This is the all-new MultiTone Generator! An amazingly flexible and powerful frequency generator! Works with Audiobus and Audiobus Remote! CREATE up to 16 tone combinations. Play them individually or combined. 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). Use the SWEEP REPEAT / WOBBLE function. Play back white and pink NOISE. Fully CUSTOMIZABLE Frequency Min-Max ranges and Sweep time range. The MultiTone Generator is AMAZINGLY INTUITIVE and SIMPLE!
Screenshots
Verdict
The clearest difference is monetization model: Audio Function Generator PRO at free against MultiTone Generator PRO's paid. MultiTone Generator PRO's advantage is chart position (#196 vs unranked). On price, rating, review sentiment and ratings volume 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
Audio Function Generator PRO costs $9.99 and MultiTone Generator PRO $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.8 for Audio Function Generator PRO against 4.9 for MultiTone Generator PRO. Both are backed by a comparable volume of ratings — 269 and 99 respectively. Written reviews are what separate them: 88% of Audio Function Generator PRO's written reviews are positive against 83% of MultiTone Generator PRO's.
Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.
| Parameter | Audio Function Generator PRO | MultiTone Generator PRO |
|---|---|---|
| Price | $9.99 | $9.99 |
| Rating | 4.8 (269 ratings) | 4.9 (99 ratings) — better |
| Positive reviews | 87.9% of reviews — better | 83.3% of reviews |
| Number of ratings | 269 — better | 99 |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #196 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 15.5 |
| Further details — not scored | ||
| Size | 13 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Gruber | Thomas Gruber |
Customer experience
Audio Function Generator PRO
MultiTone Generator PRO
Bugs and requests
Audio Function Generator PRO
Reported bugs
6 issues- Volume button issues (jumps up and down, displays wrong level)
- Update crashes on iPad Air2 when changing screens
- App opens AppStore repeatedly after purchase
- Buttons don't respond, settings don't keep
- Frequencies stick, program is useless
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- App stops too much
Requested features
19 requests- Logarithmic sweeps and frequency slider scale
- PWM functionality
- Terzrauschen (third-octave noise)
- Ping-pong sweeps in Multitone windows
- Sweeping of noise/adding noise in Multitone sweep with sweeping bandpass filter
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- Audio plugin (AU, AAX, VST)
- Responsiveness for MacBook use
- Simultaneous recording of generated signals
- Panning function for tones and sweeps
- Ability to save Multitone configurations
- Phase shift functionality
- Higher frequency range (up to 24kHz)
- Dual mode sweep function
- Taper function
- Extended time for sweeps (6-8 hours)
- Ability to stay at selected frequency for several minutes
- Spectrum analyzer
- Separate control for left and right channels
- 8-hour program for sleep entrainment
MultiTone Generator PRO
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Audio Function Generator PRO
No in-app purchases
MultiTone Generator PRO
No in-app purchases
Questions
Is Audio Function Generator PRO free?
Is MultiTone Generator PRO free?
Which has better reviews, Audio Function Generator PRO or MultiTone Generator PRO?
Do Audio Function Generator PRO or MultiTone Generator PRO have ads?
Which is updated more often, Audio Function Generator PRO or MultiTone Generator PRO?
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