# Postnote vs 付箋ノート「ウミブドウ」

The clearest difference is in-app purchases: 付箋ノート「ウミブドウ」 at none against Postnote's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Postnote sells 1 one-off in-app purchase. 付箋ノート「ウミブドウ」 asks for nothing beyond the download.

Postnote ships an update monthly, 付箋ノート「ウミブドウ」 fortnightly. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Postnote | 付箋ノート「ウミブドウ」 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 1 MB | 25 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [dai kawaguchi](https://appshunter.io/developer/1329440953) | [Mineaki Sakatoku](https://appshunter.io/developer/1674976728) |

## What reviewers say

### Postnote

[App page](https://appshunter.io/ios/app/postnote-simple-notes-and-lists/id6505044485)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock note posting limit | $1.99 | one-time |


### 付箋ノート「ウミブドウ」

[App page](https://appshunter.io/ios/app/id6798289564)

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

**In-app purchases:** none


## Frequently asked questions

### Is Postnote free?

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

### Is 付箋ノート「ウミブドウ」 free?

付箋ノート「ウミブドウ」 is free to download, with no in-app purchases.

### Do Postnote or 付箋ノート「ウミブドウ」 have ads?

Neither Postnote nor 付箋ノート「ウミブドウ」 shows ads.

### Which is updated more often, Postnote or 付箋ノート「ウミブドウ」?

Postnote ships an update monthly, and 付箋ノート「ウミブドウ」 fortnightly. Most recently, Postnote was updated on October 2, 2026 and 付箋ノート「ウミブドウ」 on October 7, 2026.

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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.*