Audio Function Generator PRO vs Subwoofer Box 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
Subwoofer Box Pro
Design custom car audio subwoofer enclosures with precision. This tool offers smart recommendations, real-time calculations, and visual previews for sealed, ported, and bandpass designs. Generate accurate cut lists for your builds.
- Enclosure design for sealed, ported, bandpass, 4th/6th order
- Smart Advisor for optimized enclosure recommendations
- Real-time volume, port tuning, and velocity calculations
- Interactive sliders for dimension adjustments
- Speaker database and custom speaker entry
- 2D cutaway and 3D visual previews
- Generate cut lists and PDF export
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Subwoofer Box Pro is the most accurate enclosure design tool available for car audio — built for enthusiasts, installers, and DIY builders who refuse to guess. Whether you're dialing in a tight sealed enclosure for daily driving or engineering a 6th order bandpass for maximum SPL, Subwoofer Box Pro handles every calculation so you can focus on what matters: the build. Design sealed, ported, bandpass, 4th order, and 6th order enclosures with confidence. SMART ADVISOR The built-in Smart Advisor analyzes your subwoofer's Thiele/Small parameters and automatically recommends two optimized enclosure builds per box type. No trial and error. No second-guessing. Just proven designs tailored to your specific driver and quantity, ready to build. PRO-GRADE CALCULATIONS Volume, port tuning, port velocity, and displacement are calculated accurately and updated in real time. Use interactive sliders to adjust width, height, and depth while the app auto-recalculates airspace to keep everything within spec. Every number you see is a number you can trust. SPEAKER DATABASE AND CUSTOM ENTRIES A built-in speaker database comes loaded with Thiele/Small parameters for popular drivers. Don't see yours? Add any custom speaker in seconds and the app incorporates it instantly into your calculations and Advisor recommendations. VISUAL PREVIEWS Watch your enclosure come to life with realistic 2D cutaway drawings and 3D previews that dynamically reflect your chosen box style and exact dimensions. See it clearly before you build it. CUT LISTS AND PDF EXPORTS When your design is locked in, Subwoofer Box Pro generates a complete cut list with material thickness, kerf, and waste factor — so you know precisely what to cut before you ever touch a saw. Export professional build sheets and cut lists to PDF and share them with customers, fabricators, or your crew. If you take car audio seriously, this is the tool you've been waiting for. Download Subwoofer Box Pro and build it right the first time.
Screenshots
Verdict
The clearest difference is rating: Audio Function Generator PRO at 4.8 against Subwoofer Box Pro's 3.0. Audio Function Generator PRO also leads on ratings volume (269 vs 1) and price ($9.99 vs $14.99). Subwoofer Box Pro's advantage is chart position (#184 vs unranked). On ads, in-app purchases, device support and iOS requirement 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 Subwoofer Box Pro $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Audio Function Generator PRO holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Audio Function Generator PRO has 269 ratings behind it against 1, so its average is the more settled of the two.
| Parameter | Audio Function Generator PRO | Subwoofer Box Pro |
|---|---|---|
| Price | $9.99 — better | $14.99 |
| Rating | 4.8 (269 ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 87.9% of reviews | — |
| Number of ratings | 269 — better | 1 |
| Update frequency | Every 6 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #184 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.5 | 15.1 — better |
| Further details — not scored | ||
| Size | 13 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Gruber | XxxJAYxxX LLC |
Customer experience
Audio Function Generator PRO
Subwoofer Box 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
Subwoofer Box Pro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Audio Function Generator PRO
No in-app purchases
Subwoofer Box Pro
No in-app purchases
Questions
Is Audio Function Generator PRO free?
Is Subwoofer Box Pro free?
Which has better reviews, Audio Function Generator PRO or Subwoofer Box Pro?
Do Audio Function Generator PRO or Subwoofer Box Pro have ads?
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