# GRDC Updates vs BIDays

The clearest difference is device support: BIDays at 3 against GRDC Updates's —. On price, in-app purchases and iOS requirement 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 | GRDC Updates | BIDays |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 75 MB | 71 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GRAINS RESEARCH & DEVELOPMENT CORPORATION](https://appshunter.io/developer/482862264) | [Brain Innovation Days](https://appshunter.io/developer/1831018160) |

## What reviewers say

### GRDC Updates

[App page](https://appshunter.io/ios/app/grdc-updates/id6472885552)

**In-app purchases:** none


### BIDays

[App page](https://appshunter.io/ios/app/bidays/id6749543609)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GRDC Updates free?

GRDC Updates is free to download, with no in-app purchases.

### Is BIDays free?

BIDays 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.*