# BYK Viscosity Calculator vs WallNote App

The clearest difference is device support: BYK Viscosity Calculator at 3 against WallNote App's 1. BYK Viscosity Calculator also leads on iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases 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 | BYK Viscosity Calculator | WallNote App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 6 MB | 22 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BYK Gardner](https://appshunter.io/developer/1488629530) | [Rightbyte Technologies Private Limited](https://appshunter.io/developer/1886649388) |

## What reviewers say

### BYK Viscosity Calculator

[App page](https://appshunter.io/ios/app/byk-viscosity-calculator/id6748367137)

**Features:** macOS Compatibility

**In-app purchases:** none


### WallNote App

[App page](https://appshunter.io/ios/app/wallnote-app/id6772961586)

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

**In-app purchases:** none


## Frequently asked questions

### Is BYK Viscosity Calculator free?

BYK Viscosity Calculator is free to download, with no in-app purchases.

### Is WallNote App free?

WallNote App is free to download, with no in-app purchases.

### Do BYK Viscosity Calculator or WallNote App have ads?

Neither BYK Viscosity Calculator nor WallNote App 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.*