# CompactiMa EC pH Calibration vs GrowPAR

The clearest difference is in-app purchases: CompactiMa EC pH Calibration at none against GrowPAR's 2. CompactiMa EC pH Calibration also leads on iOS requirement (9.3 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. GrowPAR sells 2 in-app purchases, starting at $2.99 per month. CompactiMa EC pH Calibration asks for nothing beyond the download.

## The numbers

| Metric | CompactiMa EC pH Calibration | GrowPAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 28 MB | 11 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ridder Growing Solutions Holding B.V.](https://appshunter.io/developer/917679493) | [Halil Fatih Ozturk](https://appshunter.io/developer/1894571973) |

## What reviewers say

### CompactiMa EC pH Calibration

[App page](https://appshunter.io/ios/app/compactima-ec-ph-calibration/id1192664337)

**Features:** macOS Compatibility

**In-app purchases:** none


### GrowPAR

[App page](https://appshunter.io/ios/app/growpar/id6762544264)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| com.hfozturka.growparios.monthly | $2.99 | per month |
| com.hfozturka.growparios.yearly | $9.99 | per year |


## Frequently asked questions

### Is CompactiMa EC pH Calibration free?

CompactiMa EC pH Calibration is free to download, with no in-app purchases.

### Is GrowPAR free?

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

### Do CompactiMa EC pH Calibration or GrowPAR have ads?

Neither CompactiMa EC pH Calibration nor GrowPAR shows ads.

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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.*