# Groundwater North vs Basic Wastewater Operator Prep

The clearest difference is in-app purchases: Groundwater North at none against Basic Wastewater Operator Prep's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Basic Wastewater Operator Prep sells 3 in-app purchases, starting at $6.99 per 7 days. Groundwater North asks for nothing beyond the download.

## The numbers

| Metric | Groundwater North | Basic Wastewater Operator Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 52 MB | 29 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mahamud Hasan](https://appshunter.io/developer/1730931493) | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) |

## What reviewers say

### Groundwater North

[App page](https://appshunter.io/ios/app/groundwater-north/id6477869124)

**Features:** macOS Compatibility

**In-app purchases:** none


### Basic Wastewater Operator Prep

[App page](https://appshunter.io/ios/app/basic-wastewater-operator-prep/id6784085292)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Wastewater Full Access | $6.99 | per 7 days |
| Basic Wastewater Full Access | $16.99 | per month |
| Basic Wastewater Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Groundwater North free?

Groundwater North is free to download, with no in-app purchases.

### Is Basic Wastewater Operator Prep free?

Basic Wastewater Operator Prep is free to download, with in-app purchases available.

### Do Groundwater North or Basic Wastewater Operator Prep have ads?

Neither Groundwater North nor Basic Wastewater Operator Prep 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.*