# シークレットカレンダー vs オシダナ

The clearest difference is in-app purchases: シークレットカレンダー at none against オシダナ's 3. シークレットカレンダー also leads on iOS requirement (11.0 vs 15.0). オシダナ's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. オシダナ sells 3 one-off in-app purchases. シークレットカレンダー asks for nothing beyond the download.

## The numbers

| Metric | シークレットカレンダー | オシダナ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Fortnightly |
| Size | 78 MB | 26 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [flam, inc.](https://appshunter.io/developer/1713722665) | [syoutarou ookura](https://appshunter.io/developer/1614144503) |

## What reviewers say

### シークレットカレンダー

[App page](https://appshunter.io/ios/app/id6470455677)

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

**In-app purchases:** none


### オシダナ

[App page](https://appshunter.io/ios/app/id6795566976)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 登録枠 +300 | $1.99 | one-time |
| テーマパック | $2.99 | one-time |
| オシダナ Pro | $5.99 | one-time |


## Frequently asked questions

### Is シークレットカレンダー free?

シークレットカレンダー is free to download, with no in-app purchases.

### Is オシダナ free?

オシダナ is free to download, with in-app purchases available.

### Do シークレットカレンダー or オシダナ have ads?

シークレットカレンダー shows ads; オシダナ does not.

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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.*