# Double Train vs Echo Laser Beam

The clearest difference is in-app purchases: Double Train at none against Echo Laser Beam's 1. Double Train also leads on iOS requirement (12.0 vs 15.0). Echo Laser Beam's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Echo Laser Beam sells 1 one-off in-app purchase. Double Train asks for nothing beyond the download.

## The numbers

| Metric | Double Train | Echo Laser Beam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Size | 129 MB | 39 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bugbomb](https://appshunter.io/developer/1440148721) | [Ronald Derksen](https://appshunter.io/developer/458328965) |

## What reviewers say

### Double Train

[App page](https://appshunter.io/ios/app/double-train/id6742326706)

**Features:** macOS Compatibility

**In-app purchases:** none


### Echo Laser Beam

[App page](https://appshunter.io/ios/app/echo-laser-beam/id6755086167)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $3.99 | one-time |


## Frequently asked questions

### Is Double Train free?

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

### Is Echo Laser Beam free?

Echo Laser Beam is free to download, with in-app purchases available.

### Do Double Train or Echo Laser Beam have ads?

Double Train shows ads; Echo Laser Beam does not.

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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.*