# Tertiary NotePad vs K37 Simple Flows

The clearest difference is in-app purchases: Tertiary NotePad at none against K37 Simple Flows's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. K37 Simple Flows sells 1 one-off in-app purchase. Tertiary NotePad asks for nothing beyond the download.

## The numbers

| Metric | Tertiary NotePad | K37 Simple Flows |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 3 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alfred Ang](https://appshunter.io/developer/1880940227) | [K37 Software LLC](https://appshunter.io/developer/1886297629) |

## What reviewers say

### Tertiary NotePad

[App page](https://appshunter.io/ios/app/tertiary-notepad/id6779909944)

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

**In-app purchases:** none


### K37 Simple Flows

[App page](https://appshunter.io/ios/app/k37-simple-flows/id6800538438)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Flows Full Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Tertiary NotePad free?

Tertiary NotePad is free to download, with no in-app purchases.

### Is K37 Simple Flows free?

K37 Simple Flows is free to download, with in-app purchases available.

### Do Tertiary NotePad or K37 Simple Flows have ads?

Neither Tertiary NotePad nor K37 Simple Flows 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.*