# Cogno vs memomer

The clearest difference is in-app purchases: Cogno at none against memomer's 1. Cogno also leads on ads (none vs shown). memomer's advantage is iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. memomer sells 1 one-off in-app purchase. Cogno asks for nothing beyond the download.

## The numbers

| Metric | Cogno | memomer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 days |
| Size | 33 MB | 48 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuichi Matsuoka](https://appshunter.io/developer/1855259049) | [合同会社 Bouzer](https://appshunter.io/developer/1809286489) |

## What reviewers say

### Cogno

[App page](https://appshunter.io/ios/app/cogno/id6755649034)

**Features:** macOS Compatibility

**In-app purchases:** none


### memomer

[App page](https://appshunter.io/ios/app/memomer-tree-notes-plus/id6774661729)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads & Unlock Limits | $5.99 | one-time |


## Frequently asked questions

### Is Cogno free?

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

### Is memomer free?

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

### Do Cogno or memomer have ads?

memomer shows ads; Cogno does not.

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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.*