# Rolfes ITX vs GrainLink Check

The clearest difference is update cadence: GrainLink Check at every 2 months against Rolfes ITX's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Rolfes ITX ships an update every 6 months, GrainLink Check every 2 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rolfes ITX | GrainLink Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 24 MB | 75 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [GREENSLEEVES TECHNOLOGIES CORP.](https://appshunter.io/developer/1543764028) | [GrainLink Canada Ltd.](https://appshunter.io/developer/1851176896) |

## What reviewers say

### Rolfes ITX

[App page](https://appshunter.io/ios/app/rolfes-itx/id1589766958)

**In-app purchases:** none


### GrainLink Check

[App page](https://appshunter.io/ios/app/grainlink-check/id6754969153)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rolfes ITX free?

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

### Is GrainLink Check free?

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

### Do Rolfes ITX or GrainLink Check have ads?

Neither Rolfes ITX nor GrainLink Check shows ads.

### Which is updated more often, Rolfes ITX or GrainLink Check?

Rolfes ITX ships an update every 6 months, and GrainLink Check every 2 months. Most recently, Rolfes ITX was updated on October 7, 2026 and GrainLink Check on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*