# 周期カレンダー vs Routine Note

The clearest difference is in-app purchases: 周期カレンダー at none against Routine Note's 4. 周期カレンダー also leads on update cadence (every 4 days vs fortnightly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Routine Note sells 4 in-app purchases, starting at $3.99 per month. 周期カレンダー asks for nothing beyond the download.

周期カレンダー ships an update every 4 days, Routine Note fortnightly. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 周期カレンダー | Routine Note |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 17 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Free Canvas Co., Ltd.](https://appshunter.io/developer/658733897) | [SEIGOU MITSUTAKE](https://appshunter.io/developer/6782813446) |

## What reviewers say

### 周期カレンダー

[App page](https://appshunter.io/ios/app/id1619929345)

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

**In-app purchases:** none


### Routine Note

[App page](https://appshunter.io/ios/app/routine-note-habit-tracker/id6809779626)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Routine Note Pro (Monthly) | $3.99 | per month |
| Routine Note Pro (Yearly) | $29.99 | per year |
| Routine Note Pro (Lifetime Offer) | $29.99 | one-time |
| Routine Note Pro (Lifetime) | $59.99 | one-time |


## Frequently asked questions

### Is 周期カレンダー free?

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

### Is Routine Note free?

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

### Do 周期カレンダー or Routine Note have ads?

Neither 周期カレンダー nor Routine Note shows ads.

### Which is updated more often, 周期カレンダー or Routine Note?

周期カレンダー ships an update every 4 days, and Routine Note fortnightly. Most recently, 周期カレンダー was updated on October 25, 2026 and Routine Note on October 29, 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.*