# Gravis Sub Control vs Bettear

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.

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.

## The numbers

| Metric | Gravis Sub Control | Bettear |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/gravis-sub-control/id1385700759/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/bettear/id1528016225/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 46 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 20 MB | 116 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sonus faber spa](https://appshunter.io/developer/1683266013) | [Bettear Accessible Technologies Development ltd](https://appshunter.io/developer/1528016557) |

## What reviewers say

### Gravis Sub Control

[App page](https://appshunter.io/ios/app/gravis-sub-control/id1385700759)

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.

**Highlights:** Volume control, Preset selection, Low pass filter, Phase adjustment, Delay settings, PEQ channels, Power management, Auto EQ

**Features:** macOS Compatibility

**In-app purchases:** none


### Bettear

[App page](https://appshunter.io/ios/app/bettear/id1528016225)

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.

**Highlights:** Live event audio streaming, Personalized sound calibration, Low latency audio, High sound quality, Selectable sound profiles, Hearing aid integration

**In-app purchases:** none


## Frequently asked questions

### Is Gravis Sub Control free?

Gravis Sub Control is free to download, with no in-app purchases.

### Is Bettear free?

Bettear is free to download, with no in-app purchases.

### Which has better reviews, Gravis Sub Control or Bettear?

Gravis Sub Control and Bettear are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Gravis Sub Control or Bettear have ads?

Neither Gravis Sub Control nor Bettear shows ads.

### Which is updated more often, Gravis Sub Control or Bettear?

Gravis Sub Control ships an update every 46 months, and Bettear every 5 weeks. Most recently, Gravis Sub Control was updated on September 28, 2026 and Bettear on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*