# Blocked Under Ground vs Gravity Whisper

The clearest difference is in-app purchases: Blocked Under Ground at none against Gravity Whisper's 2. Blocked Under Ground also leads on iOS requirement (12.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Gravity Whisper sells 2 one-off in-app purchases. Blocked Under Ground asks for nothing beyond the download.

## The numbers

| Metric | Blocked Under Ground | Gravity Whisper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 133 MB | 20 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lukas Kloibhofer](https://appshunter.io/developer/1743807401) | [Bader Almslem](https://appshunter.io/developer/549693985) |

## What reviewers say

### Blocked Under Ground

[App page](https://appshunter.io/ios/app/blocked-under-ground/id6499540583)

**In-app purchases:** none


### Gravity Whisper

[App page](https://appshunter.io/ios/app/gravity-whisper/id6766438915)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Lives — 24 Hours | $0.99 | one-time |
| Unlimited Lives | $9.99 | one-time |


## Frequently asked questions

### Is Blocked Under Ground free?

Blocked Under Ground is free to download, with no in-app purchases.

### Is Gravity Whisper free?

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

### Do Blocked Under Ground or Gravity Whisper have ads?

Neither Blocked Under Ground nor Gravity Whisper shows ads.

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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.*