ANGSTROM vs 和暦ウォッチ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ANGSTROM
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This is an application for operating "Angstrom Series." With a smartphone or tablet, you can turn the device On/Off. By setting the internal timer of the humidifying device, you can configure continuous or intermittent operation as desired. Detailed settings by day of the week are also possible.
和暦ウォッチ
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「和暦ウォッチ」は、現在の元号と和暦年や、和暦と西暦の対応関係、十二支・干支を簡単に確認できるアプリです。 日常生活や仕事で和暦を使用する際に、和暦の確認がこれまで以上に快適になります。 【主な機能】 ■ コンプリケーション対応 現在の元号と和暦年を文字盤に表示することで、Apple Watchを見るだけで簡単に和暦年を確認できます。 ■ 和暦と西暦の対応表 Digital Crownを回すだけで、令和から明治までの和暦と西暦の対応を素早くチェック可能できます。 ■ 絵文字で十二支や干支を把握 年の詳細では、十二支や干支の情報を確認できます。また、元号の開始日と終了日についても記載されています。 ぜひお試しください!
Screenshots
Verdict
The clearest difference is update cadence: 和暦ウォッチ at every 4 days against ANGSTROM's every 4 months. ANGSTROM's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
ANGSTROM ships an update every 4 months, 和暦ウォッチ every 4 days. The most recent releases landed on October 7, 2026 and October 28, 2026 respectively.
| Parameter | ANGSTROM | 和暦ウォッチ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 10 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | PURGATIO inc. | Yutaro Yoshizawa |
In-app purchases
ANGSTROM
No in-app purchases
和暦ウォッチ
No in-app purchases









