# RRタイマー vs シンプル「縦型カレンダー」&「メモ」

The clearest difference is in-app purchases: RRタイマー at none against シンプル「縦型カレンダー」&「メモ」's 3. RRタイマー also leads on ads (none vs shown) and device support (3 vs 1). シンプル「縦型カレンダー」&「メモ」's advantage is update cadence (monthly vs every 38 months). On price there is nothing between them.

Both are free to download. シンプル「縦型カレンダー」&「メモ」 sells 3 one-off in-app purchases. RRタイマー asks for nothing beyond the download.

RRタイマー ships an update every 38 months, シンプル「縦型カレンダー」&「メモ」 monthly. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | RRタイマー | シンプル「縦型カレンダー」&「メモ」 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 78.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 18 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mika Hatakeyama](https://appshunter.io/developer/445272831) | [tomohiro nakano](https://appshunter.io/developer/1179284958) |

## What reviewers say

### RRタイマー

[App page](https://appshunter.io/ios/app/rr/id1403856724)

**In-app purchases:** none


### シンプル「縦型カレンダー」&「メモ」

[App page](https://appshunter.io/ios/app/and/id1511311187)

Manage your schedule and notes with a simple vertical calendar. Create multiple calendars for different purposes and use templates for quick note entry. Back up and restore your data via Dropbox.

**Highlights:** Vertical calendar view, Multiple calendars, Note templates, Data backup and restore, App lock with passcode, Customizable themes, Adjustable text size

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| カレンダーテーマカラー設定機能 | $2.99 | one-time |
| 月ごとのメモ一括削除機能 | $2.99 | one-time |
| 広告非表示 | $3.99 | one-time |


## Frequently asked questions

### Is RRタイマー free?

RRタイマー is free to download, with no in-app purchases.

### Is シンプル「縦型カレンダー」&「メモ」 free?

シンプル「縦型カレンダー」&「メモ」 is free to download, with in-app purchases available.

### Do RRタイマー or シンプル「縦型カレンダー」&「メモ」 have ads?

シンプル「縦型カレンダー」&「メモ」 shows ads; RRタイマー does not.

### Which is updated more often, RRタイマー or シンプル「縦型カレンダー」&「メモ」?

RRタイマー ships an update every 38 months, and シンプル「縦型カレンダー」&「メモ」 monthly. Most recently, RRタイマー was updated on October 6, 2026 and シンプル「縦型カレンダー」&「メモ」 on October 2, 2026.

---

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