# 短歌アプリ『57577』 vs Memory Guardian Checklist

The clearest difference is in-app purchases: Memory Guardian Checklist at none against 短歌アプリ『57577』's 4. Memory Guardian Checklist also leads on ads (none vs shown) and update cadence (every 3 days vs every 2 weeks). 短歌アプリ『57577』's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. 短歌アプリ『57577』 sells 4 in-app purchases, starting at $1.99 per month. Memory Guardian Checklist asks for nothing beyond the download.

短歌アプリ『57577』 ships an update every 2 weeks, Memory Guardian Checklist every 3 days. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 短歌アプリ『57577』 | Memory Guardian Checklist |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 159 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Tomonori Suzuki](https://appshunter.io/developer/1656484998) | [Valeriia Machulina](https://appshunter.io/developer/6809053991) |

## What reviewers say

### 短歌アプリ『57577』

[App page](https://appshunter.io/ios/app/57577-sns/id6444730076)

This app is a dedicated notebook and social network for tanka poetry. It allows for easy creation, editing, and sharing of tanka, with features for generating vertical text images and organizing your work. Connect with other tanka enthusiasts in a dedicated community.

**Highlights:** Easy tanka creation and editing, Dedicated tanka social network, Vertical text image generation, Customizable fonts and colors, Organize tanka with labels, Share to external platforms like X

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Liteプラン | $1.99 | per month |
| 57577+（月額プラン） | $2.99 | per month |
| Liteプラン | $22.99 | per year |
| 57577+（年間プラン） | $29.99 | per year |


### Memory Guardian Checklist

[App page](https://appshunter.io/ios/app/memory-guardian-checklist/id6809053989)

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

**In-app purchases:** none


## Frequently asked questions

### Is 短歌アプリ『57577』 free?

短歌アプリ『57577』 is free to download, with in-app purchases available.

### Is Memory Guardian Checklist free?

Memory Guardian Checklist is free to download, with no in-app purchases.

### Do 短歌アプリ『57577』 or Memory Guardian Checklist have ads?

短歌アプリ『57577』 shows ads; Memory Guardian Checklist does not.

### Which is updated more often, 短歌アプリ『57577』 or Memory Guardian Checklist?

短歌アプリ『57577』 ships an update every 2 weeks, and Memory Guardian Checklist every 3 days. Most recently, 短歌アプリ『57577』 was updated on November 11, 2026 and Memory Guardian Checklist on October 31, 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.*