# Pulse Energy vs Black Boxes

The clearest difference is device support: Pulse Energy at 2 against Black Boxes's —. Pulse Energy also leads on iOS requirement (11.0 vs 16.4). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Pulse Energy | Black Boxes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Monthly | — |
| Size | 51 MB | 35 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Pulse Energy](https://appshunter.io/developer/955589094) | [VAMO SYSTEMS PRIVATE LIMITED](https://appshunter.io/developer/1488593071) |

## What reviewers say

### Pulse Energy

[App page](https://appshunter.io/ios/app/pulse-energy/id1526714273)

**Features:** macOS Compatibility

**In-app purchases:** none


### Black Boxes

[App page](https://appshunter.io/ios/app/black-boxes/id6472027247)

**In-app purchases:** none


## Frequently asked questions

### Is Pulse Energy free?

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

### Is Black Boxes free?

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

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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.*