# Linktra Smart Cylinder vs The GrassGuide

The clearest difference is in-app purchases: Linktra Smart Cylinder at none against The GrassGuide's 2. Linktra Smart Cylinder also leads on iOS requirement (13.4 vs 15.1). The GrassGuide's advantage is device support. On price there is nothing between them.

Both are free to download. The GrassGuide sells 2 in-app purchases, starting at $4.99 per month. Linktra Smart Cylinder asks for nothing beyond the download.

## The numbers

| Metric | Linktra Smart Cylinder | The GrassGuide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 170 MB | 58 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hexagon Ragasco AS](https://appshunter.io/developer/1693804676) | [Mathias Vabo](https://appshunter.io/developer/1544322158) |

## What reviewers say

### Linktra Smart Cylinder

[App page](https://appshunter.io/ios/app/linktra-smart-cylinder/id6468774017)

**In-app purchases:** none


### The GrassGuide

[App page](https://appshunter.io/ios/app/the-grassguide/id6744040837)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |
| Premium Årlig | $49.99 | per year |


## Frequently asked questions

### Is Linktra Smart Cylinder free?

Linktra Smart Cylinder is free to download, with no in-app purchases.

### Is The GrassGuide free?

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

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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.*