# Group03カレンダー vs ばあちゃんの暦

The clearest difference is update cadence: Group03カレンダー at every 2 months against ばあちゃんの暦's every 10 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Group03カレンダー ships an update every 2 months, ばあちゃんの暦 every 10 months. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Group03カレンダー | ばあちゃんの暦 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 35.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Size | 52 MB | 4 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [katsutoshi Kono](https://appshunter.io/developer/1582632451) | [Astral Engineering Inc.](https://appshunter.io/developer/1607728502) |

## What reviewers say

### Group03カレンダー

[App page](https://appshunter.io/ios/app/group03/id1582632449)

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

**In-app purchases:** none


### ばあちゃんの暦

[App page](https://appshunter.io/ios/app/id1607728500)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Group03カレンダー free?

Group03カレンダー is free to download, with no in-app purchases.

### Is ばあちゃんの暦 free?

ばあちゃんの暦 is free to download, with no in-app purchases.

### Do Group03カレンダー or ばあちゃんの暦 have ads?

Neither Group03カレンダー nor ばあちゃんの暦 shows ads.

### Which is updated more often, Group03カレンダー or ばあちゃんの暦?

Group03カレンダー ships an update every 2 months, and ばあちゃんの暦 every 10 months. Most recently, Group03カレンダー was updated on October 6, 2026 and ばあちゃんの暦 on October 11, 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.*