# Pocket JackHammer vs Wroom

The clearest difference is in-app purchases: Pocket JackHammer at none against Wroom's 9. Pocket JackHammer also leads on update cadence (every 4 months vs every 17 months) and rating (4.6 vs 4.3). Wroom's advantage is ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Wroom sells 9 one-off in-app purchases. Pocket JackHammer asks for nothing beyond the download.

Pocket JackHammer holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 9 and 17 respectively. Written reviews point the same way: 72% of Pocket JackHammer's written reviews are positive against 69% of Wroom's.

Pocket JackHammer ships an update every 4 months, Wroom every 17 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Pocket JackHammer | Wroom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/pocket-jackhammer/id383425232/reviews)** | [4.3 (17 ratings)](https://appshunter.io/ios/app/wroom-engine-sounds/id1564742594/reviews) |
| Number of ratings | 9 | **17** |
| Positive reviews | **72.2% of reviews** | 69.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 17 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 27 MB | 57 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Ritz Acme Ltd Liability Company](https://appshunter.io/developer/952868106) | [Firesoft Oy](https://appshunter.io/developer/1564742596) |

## What reviewers say

### Pocket JackHammer

[App page](https://appshunter.io/ios/app/pocket-jackhammer/id383425232)

Simulate the sound of a jackhammer on your mobile device. Hold down the button to hear the noise for as long as you want. Ideal for pranks or sound effect needs.

**Highlights:** Realistic jackhammer sound simulation, Hold down for continuous sound, Adjustable volume warning, Novelty and prank use, Sound effect library

**Features:** macOS Compatibility

**In-app purchases:** none


### Wroom

[App page](https://appshunter.io/ios/app/wroom-engine-sounds/id1564742594)

Transform your ride into a thrilling experience with realistic engine sounds. This app uses your device's GPS and accelerometer to dynamically adjust the engine noise based on your speed and pedaling, even simulating gear changes for added immersion.

**Highlights:** Dynamic engine sound based on speed, GPS and accelerometer integration, Simulated gear changes, Realistic sports car and motorcycle sounds, Enhances riding and driving fun

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2.0L I4 | $1.99 | one-time |
| 3.0L I6 | $1.99 | one-time |
| 5.2L V8 | $1.99 | one-time |
| 6.0L V12 | $1.99 | one-time |
| 1000cc | $1.99 | one-time |
| EV | $1.99 | one-time |
| 5.2L V10 | $1.99 | one-time |
| 1360cc | $1.99 | one-time |
| All Sounds Bundle | $9.99 | one-time |


## Frequently asked questions

### Is Pocket JackHammer free?

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

### Is Wroom free?

Wroom is free to download, with in-app purchases available.

### Which has better reviews, Pocket JackHammer or Wroom?

Pocket JackHammer is rated higher. Pocket JackHammer averages 4.6 out of 5 from 9 ratings, while Wroom averages 4.3 from 17 ratings.

### Do Pocket JackHammer or Wroom have ads?

Pocket JackHammer shows ads; Wroom does not.

### Which is updated more often, Pocket JackHammer or Wroom?

Pocket JackHammer ships an update every 4 months, and Wroom every 17 months. Most recently, Pocket JackHammer was updated on November 1, 2026 and Wroom on November 3, 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.*