Gravis Sub Control vs Bettear
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gravis Sub Control
Adjust your Gravis subwoofer settings directly from your device. Fine-tune volume, select presets, and manage advanced audio parameters like low pass, phase, and delay. Optimize your sound experience with automatic equalization and power management.
- Volume control
- Preset selection
- Low pass filter
- Phase adjustment
- Delay settings
- PEQ channels
- Power management
- Auto EQ
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Control your gravis subwoofer with this app. Features: - volume control - preset selection - low pass - phase - delay - peq channels - power settings - auto eq
Bettear
This app provides live audio content from various events, offering personalized sound experiences. It's designed for anyone seeking high-quality, low-latency audio, including those with hearing impairments or learning disabilities.
- Live event audio streaming
- Personalized sound calibration
- Low latency audio
- High sound quality
- Selectable sound profiles
- Hearing aid integration
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A variety of live events’ audio content, accessible to you using your smartphone. Whether you're at a concert, the movies, the theater, a university lecture, or watching TV at home, Bettear is a network that supplies you with audio content, allowing each user to hear a clean sound, personalized to their specific hearing pattern. The application is a good fit for everyone; for individuals with a hearing impairment, with a learning disability or anyone who prefers listening to audio with their personal smartphone. Features: - Low latency audio streaming - High sound quality - Calibration using hearing tests - Built-in selectable sound profiles - Integration with hearing aids and cochlear implants
Screenshots
Verdict
Gravis Sub Control and Bettear both sit at 5.0 stars, but that hides the real split: 67% of Bettear's written reviews are positive against 0% of Gravis Sub Control's. Bettear also leads on update cadence (every 5 weeks vs every 46 months) and iOS requirement (13.0 vs 15.6). On price, rating, ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Gravis Sub Control against 5.0 for Bettear. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 0% of Gravis Sub Control's written reviews are positive against 67% of Bettear's.
Gravis Sub Control ships an update every 46 months, Bettear every 5 weeks. The most recent releases landed on September 28, 2026 and October 14, 2026 respectively.
| Parameter | Gravis Sub Control | Bettear |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | 66.7% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 46 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 116 MB |
| Age rating | 4+ | 4+ |
| Developer | Sonus faber spa | Bettear Accessible Technologies Development ltd |
Customer experience
Gravis Sub Control
Bettear
In-app purchases
Gravis Sub Control
No in-app purchases
Bettear
No in-app purchases
Questions
Is Gravis Sub Control free?
Is Bettear free?
Which has better reviews, Gravis Sub Control or Bettear?
Do Gravis Sub Control or Bettear have ads?
Which is updated more often, Gravis Sub Control or Bettear?
Other comparisons
