# Haiku Note vs タテ帳

The clearest difference is in-app purchases: タテ帳 at none against Haiku Note's 1. Haiku Note's advantage is update cadence (every 5 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Haiku Note sells 1 one-off in-app purchase. タテ帳 asks for nothing beyond the download.

Haiku Note ships an update every 5 weeks, タテ帳 every 4 months. The most recent releases landed on September 18, 2026 and August 5, 2026 respectively.

## The numbers

| Metric | Haiku Note | タテ帳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Size | 8 MB | 26 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mihoko Araki](https://appshunter.io/developer/1476136915) | [Takehiro Ichimnura](https://appshunter.io/developer/1697514237) |

## What reviewers say

### Haiku Note

[App page](https://appshunter.io/ios/app/haiku-note/id1617431925)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |


### タテ帳

[App page](https://appshunter.io/ios/app/id6451317442)

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

**In-app purchases:** none


## Frequently asked questions

### Is Haiku Note free?

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

### Is タテ帳 free?

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

### Do Haiku Note or タテ帳 have ads?

Both Haiku Note and タテ帳 show ads.

### Which is updated more often, Haiku Note or タテ帳?

Haiku Note ships an update every 5 weeks, and タテ帳 every 4 months. Most recently, Haiku Note was updated on September 18, 2026 and タテ帳 on August 5, 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.*