# 992noise vs PistonHeads

The clearest difference is iOS requirement: PistonHeads at 16.0 against 992noise's 18.0. On price, rating, ratings volume and update cadence 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 992noise against 5.0 for PistonHeads. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

992noise ships an update every 10 days, PistonHeads fortnightly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 992noise | PistonHeads |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/992noise/id6737519591/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/pistonheads/id6740866155/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 37.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 11 MB | 123 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [ImpossiblePossible Limited](https://appshunter.io/developer/1330137047) | [CarGurus](https://appshunter.io/developer/814517478) |

## What reviewers say

### 992noise

[App page](https://appshunter.io/ios/app/992noise/id6737519591)

Control your Porsche 911 (992) exhaust valves through your phone, CarPlay, or Siri. Set up quiet zones using GPS to automatically manage valve settings as you drive.

**Highlights:** Exhaust valve control, CarPlay integration, Siri integration, Shortcuts support, GPS-based quiet zones, Automatic valve switching

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### PistonHeads

[App page](https://appshunter.io/ios/app/pistonheads/id6740866155)

Discover, buy, and sell performance, premium, and collectible cars. Explore listings with advanced search filters, participate in auctions, and engage with a community of car enthusiasts through forums and news.

**Highlights:** Performance car marketplace, Car auctions, Advanced search filters, Saved search notifications, Car news and reviews, Car enthusiast forums, Exclusive competitions

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is 992noise free?

992noise is free to download, with no in-app purchases.

### Is PistonHeads free?

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

### Which has better reviews, 992noise or PistonHeads?

992noise and PistonHeads are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 992noise or PistonHeads have ads?

Neither 992noise nor PistonHeads shows ads.

### Which is updated more often, 992noise or PistonHeads?

992noise ships an update every 10 days, and PistonHeads fortnightly. Most recently, 992noise was updated on October 25, 2026 and PistonHeads on October 28, 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.*