# Gravis Sub Control vs America Track Days

Gravis Sub Control and America Track Days both sit at 5.0 stars, but that hides the real split: 100% of America Track Days's written reviews are positive against 0% of Gravis Sub Control's. America Track Days also leads on update cadence (every 11 months vs every 46 months) and ratings volume (11 vs 1). Gravis Sub Control's advantage is in-app purchases (none vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. America Track Days sells 1 in-app purchase, starting at $2.99 per year. Gravis Sub Control asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Gravis Sub Control against 5.0 for America Track Days. That said, the two scores are not equally well evidenced: America Track Days has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 0% of Gravis Sub Control's written reviews are positive against 100% of America Track Days's.

Gravis Sub Control ships an update every 46 months, America Track Days every 11 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Gravis Sub Control | America Track Days |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/gravis-sub-control/id1385700759/reviews) | [5.0 (11 ratings)](https://appshunter.io/ios/app/america-track-days/id6499032575/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 46 months | **Every 11 months** |
| Monetization | **Free** | Freemium |
| Size | 20 MB | 47 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sonus faber spa](https://appshunter.io/developer/1683266013) | [David Turcotte](https://appshunter.io/developer/1488340628) |

## 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


### America Track Days

[App page](https://appshunter.io/ios/app/america-track-days/id6499032575)

Discover motorcycle track day events across the US and Canada. Filter events by location and view detailed track information, including host websites for booking. Enjoy offline access and easy social media login.

**Highlights:** Motorcycle track day events in US and Canada, Detailed track information and host websites, Filter events by country, state, and location, Offline support, Social media login

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| America Track Days - Pro | $2.99 | per year |


## Frequently asked questions

### Is Gravis Sub Control free?

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

### Is America Track Days free?

America Track Days is free to download, with in-app purchases available.

### Which has better reviews, Gravis Sub Control or America Track Days?

Gravis Sub Control and America Track Days are both rated 5.0 out of 5 on the App Store, from 1 and 11 ratings respectively.

### Do Gravis Sub Control or America Track Days have ads?

Neither Gravis Sub Control nor America Track Days shows ads.

### Which is updated more often, Gravis Sub Control or America Track Days?

Gravis Sub Control ships an update every 46 months, and America Track Days every 11 months. Most recently, Gravis Sub Control was updated on October 24, 2026 and America Track Days on October 24, 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.*