# 投資情報まとめ vs 株カレンダー

The clearest difference is in-app purchases: 投資情報まとめ at none against 株カレンダー's 3. 投資情報まとめ also leads on review sentiment (85% vs 67%) and iOS requirement (10.0 vs 15.0). 株カレンダー's advantage is update cadence (every 5 days vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. 株カレンダー sells 3 in-app purchases, starting at $2.99 per month. 投資情報まとめ asks for nothing beyond the download.

投資情報まとめ ships an update every 11 months, 株カレンダー every 5 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 投資情報まとめ | 株カレンダー |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **84.6% of reviews** | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 11 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 126 MB | 106 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ayaka Morita](https://appshunter.io/developer/987897829) | [Ikue Konno](https://appshunter.io/developer/971968281) |

## What reviewers say

### 投資情報まとめ

[App page](https://appshunter.io/ios/app/id1179965832)

**Features:** Vision Pro support

**In-app purchases:** none


### 株カレンダー

[App page](https://appshunter.io/ios/app/ai/id6754214036)

This tool provides Japanese stock investors with real-time notifications for corporate disclosures, AI-powered summaries of filings, and integrated calendar management for earnings and IPO schedules. It helps streamline information gathering and investment decision-making.

**Highlights:** Real-time disclosure notifications, AI-powered filing summaries, Earnings and IPO calendar management, Favorite stock tracking with reminders, Customizable stock grouping, IR disclosure notes and investment journal

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | per month |
| ライフタイムプレミアム（期間限定） | $29.99 | one-time |
| ライフタイムプレミアムプラン | $39.99 | one-time |


## Frequently asked questions

### Is 投資情報まとめ free?

投資情報まとめ is free to download, with no in-app purchases.

### Is 株カレンダー free?

株カレンダー is free to download, with in-app purchases available.

### Do 投資情報まとめ or 株カレンダー have ads?

Both 投資情報まとめ and 株カレンダー show ads.

### Which is updated more often, 投資情報まとめ or 株カレンダー?

投資情報まとめ ships an update every 11 months, and 株カレンダー every 5 days. Most recently, 投資情報まとめ was updated on November 2, 2026 and 株カレンダー on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*