# HydroCalc Basic vs Field Scale

The clearest difference is in-app purchases: Field Scale at none against HydroCalc Basic's 1. HydroCalc Basic's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. HydroCalc Basic sells 1 one-off in-app purchase. Field Scale asks for nothing beyond the download.

## The numbers

| Metric | HydroCalc Basic | Field Scale |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 11 days | — |
| Size | 35 MB | 32 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Transparent Blue Water LLC](https://appshunter.io/developer/1847968351) | [Dinamica Generale S.p.A.](https://appshunter.io/developer/1009170232) |

## What reviewers say

### HydroCalc Basic

[App page](https://appshunter.io/ios/app/hydrocalc-basic/id6752577110)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Flow Units & Ad-Free | $1.99 | one-time |


### Field Scale

[App page](https://appshunter.io/ios/app/field-scale/id6757609765)

**In-app purchases:** none


## Frequently asked questions

### Is HydroCalc Basic free?

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

### Is Field Scale free?

Field Scale 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.*