# DH CheckIn vs Grain SA

The clearest difference is iOS requirement: Grain SA at 10.2 against DH CheckIn's 16.0. On price, update cadence, 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.

DH CheckIn ships an update every 2 months, Grain SA monthly. The most recent releases landed on September 29, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DH CheckIn | Grain SA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 5 MB | 98 MB |
| Requires iOS | 16.0 | **10.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Blue Colibri International Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1537256124) | [4SIGHT SYSTEMS (PTY) LTD](https://appshunter.io/developer/656095757) |

## What reviewers say

### DH CheckIn

[App page](https://appshunter.io/ios/app/dh-checkin/id1548417405)

**In-app purchases:** none


### Grain SA

[App page](https://appshunter.io/ios/app/grain-sa/id1665831580)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DH CheckIn free?

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

### Is Grain SA free?

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

### Which is updated more often, DH CheckIn or Grain SA?

DH CheckIn ships an update every 2 months, and Grain SA monthly. Most recently, DH CheckIn was updated on September 29, 2026 and Grain SA on October 11, 2026.

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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.*