# PopBLZ vs Quiet Gravity

The clearest difference is in-app purchases: PopBLZ at none against Quiet Gravity's 1. Quiet Gravity's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Quiet Gravity sells 1 one-off in-app purchase. PopBLZ asks for nothing beyond the download.

## The numbers

| Metric | PopBLZ | Quiet Gravity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 16 MB | 13 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eyal Vardi](https://appshunter.io/developer/988684101) | [Marcus Johnson](https://appshunter.io/developer/6814139666) |

## What reviewers say

### PopBLZ

[App page](https://appshunter.io/ios/app/popblz/id6747640833)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quiet Gravity

[App page](https://appshunter.io/ios/app/quiet-gravity/id6814139664)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The full set | $4.99 | one-time |


## Frequently asked questions

### Is PopBLZ free?

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

### Is Quiet Gravity free?

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

### Do PopBLZ or Quiet Gravity have ads?

Neither PopBLZ nor Quiet Gravity 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.*