Otona Calendar vs まるばつカレンダー:予定表とマーク日記
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Otona Calendar
This straightforward scheduling app syncs with your existing iOS calendars, including iCloud and Google. It offers event templates, search functionality, and notifications without requiring complex setup. An optional one-time purchase removes advertisements.
- Event templates
- Move and copy events
- Find free time
- Search events
- Create custom calendars
- Event notifications
- Passcode lock
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Otona Calendar is a simple schedule app you can use right after installing it. We left out everything extra. The app uses the calendars already saved on your iPhone, so if you switch from another calendar app, your events are all here with no setup. Calendars synced through iOS, such as iCloud and Google, show up as they are. [What you can do] - Templates for events you add often - Move and copy events - Find free time - Search events - Create your own calendars - Event notifications - Passcode lock Remove ads with a one-time purchase. - URL scheme: otonaCal://
まるばつカレンダー:予定表とマーク日記
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本アプリは日記機能つきスケジュール管理アプリです。 日記機能には、学会でも発表された「世界一簡単な日記」を取り入れています。 一日の終わりにその一日を「まる」、「ばつ」、「さんかく」で評価しよう。 いい一日・・・・・・まる 悪い一日・・・・・・ばつ まあまあな一日・・・さんかく 継続することでどんな一日が自分にとって良い日か、どんな一日が悪い日なのかよくわかります。 よい日悪い日の判断基準は変化します。判断基準の変化に気づくことができるのがこのアプリの特徴です。 【こんなシチュエーションに】 ・もっと幸せになりたいと思ったとき ・どんな出来事が自分の幸せと関係あるのか知りたいとき 【こんな人におすすめ】 ・幸福度を測定したい人 ・自分の価値観を知りたい人 ・日記をつけたいけど面倒な人 ・最近マンネリだなぁと感じる人
Screenshots
Verdict
The clearest difference is in-app purchases: まるばつカレンダー:予定表とマーク日記 at none against Otona Calendar's 1. まるばつカレンダー:予定表とマーク日記 also leads on review sentiment (60% vs 42%) and device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Otona Calendar sells 1 one-off in-app purchase. まるばつカレンダー:予定表とマーク日記 asks for nothing beyond the download.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.
| Parameter | Otona Calendar | まるばつカレンダー:予定表とマーク日記 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (10 ratings) — better | — |
| Positive reviews | 41.7% of reviews | 60.0% of reviews — better |
| Number of ratings | 10 — better | — |
| Update frequency | Fortnightly | Fortnightly |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Masaki Hirano | Masao Saeki |
Customer experience
Otona Calendar
まるばつカレンダー:予定表とマーク日記
In-app purchases
Otona Calendar
- Remove Ads$3.99
まるばつカレンダー:予定表とマーク日記
No in-app purchases
Questions
Is Otona Calendar free?
Is まるばつカレンダー:予定表とマーク日記 free?
Do Otona Calendar or まるばつカレンダー:予定表とマーク日記 have ads?
Which is updated more often, Otona Calendar or まるばつカレンダー:予定表とマーク日記?
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