aClocks vs 命日ノート i
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
aClocks
Display multiple analog clocks for cities worldwide. This app supports over 200 locations and observes daylight saving time and Japanese holidays with visual indicators. Choose from multiple languages for city and region names.
- Multiple analog clocks
- Over 200 cities worldwide
- Daylight saving time observation
- Japanese holiday notifications
- Multi-language support for city names
- Offline functionality
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aClocks is an iPhone-only iOS application. It lets you run multiple analog clocks at a time, covering more than 200 cities around the globe. aClocks observes day light saving time and Japanese holidays. If you have a clock that is under the day light saving time, then a clock will have a rotating, graphic notation at the top-left corner. - Features - 1. Run multiple analog clocks at a time. Scroll the middle view left to right or vice versa to locate a clock if you have two or more clocks. 2. Tap the name of a city at the bottom view to quickly locate the corresponding clock. 3. The app covers more than 200 cities around the globe. They are divided into 8 regions including Africa, Asia, Atlantic, Australia, Europe, North America, Pacific, South America. 4. The user can choose one of 18 area languages including English, Spanish, French, German, Italian, Portuguese, Danish, Dutch, Russian, Japanese, Korean, Chinese (Simplified), Chinese (Traditional), Vietnamese, Hebrew, Arabic, Turkish, Indonesia. The area language is responsible for showing the names of 8 areas and all 200+ city names in the selected language. 5. If a clock is under the day light saving time, a rotating, graphic notation appears at the top-left corner. 6. If the corresponding city of the clock is Japanese and the time is under a Japanese national holiday, a graphic notation will appear at the top-right corner of the clock. 7. The app prevents the user from installing multiple clocks from the same city. 8. There is no WiFi or WWAN required at any time to run the application. 9. Languages: English and Japanese only. 10.Application file size: 31.7 MB. - System requirements - 1. iOS 9.0 or above 2. iPhone 4S, iPhone 5, iPhone 5S, iPhone 6, iPhone 6 Plus, iPhone 6S, iPhone 6S, iPhone 7, iPhone 7 Plus, iPhone SE, iPod Touch. - Limitations - 1. aClocks allows the user to create as many as two clocks at a time if they choose to use it as freeware. 2. aClocks may be deprived of promised features if the device is jailbroken. 3. As you create more and more clocks, memory consumption will increase. For example, if you run 25 clocks at a time with iPhone 5, the app can require as much as 70 to 105 MB of memory with no known memory leak.
命日ノート i
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一歩一歩、心を整理して歩む為のアプリ 大切な方の命日を登録して過去帳として整理し四十九日、一周忌、三回忌などの忌日、年忌法要の日を忘れずに整理することができます また、日記や行事のメモを残すことができます 【主な機能】 ・命日の記録と、仏式の過去帳表示 ・四十九日・百箇日・一周忌・三回忌…忌日と年回忌を自動計算 ・法要日が近づくとお知らせする通知機能 ・データのバックアップと、機種変更時の引き継ぎ ・法要の記録や、そのときの気持ちを書き留められる忌日カレンダー ・友引・仏滅などの六曜表示 ・西暦/和暦の入力・変換に対応 ・仏事・仏教のやさしい基礎知識 【旧「命日ノート」からの変更点】 ・ご要望の多かった通知機能、機種変更時のデータ引き継ぎなどに対応しました。 ・旧「命日ノート」からのデータ移行には対応していません。アプリを移行する場合は、命日ノート i では、お手数ですが再入力をお願いします。
Screenshots
Verdict
The clearest difference is in-app purchases: 命日ノート i at none against aClocks's 1. 命日ノート i also leads on update cadence (every 3 days vs every 9 days). aClocks's advantage is iOS requirement (9.0 vs 15.0). On price, ads and device support 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. aClocks sells 1 one-off in-app purchase. 命日ノート i asks for nothing beyond the download.
aClocks ships an update every 9 days, 命日ノート i every 3 days. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.
| Parameter | aClocks | 命日ノート i |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 9 days | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | Tomoyuki Okawa | ZEN APP |
In-app purchases
aClocks
- Unlimited clocks$0.99
命日ノート i
No in-app purchases









