元号変換 vs 和暦変換
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
元号変換
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このアプリは、元号の変換を行う為のものです。 西暦、和暦、皇紀をそれぞれ変換する事が出来ます。 また、年齢（期間）を基準に年号を算出する事も出来ます。 以下のような計算を簡単に出来ます。 ・明治１５年は、西暦何年か、皇紀で何年か？ ・西暦１４５２年は、和暦で何の何年か、皇紀で何年か？ ・明治１５年の４０年前は、何年か？ ・明治１５年の４０年後は、何年か？
和暦変換
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It is an application to convert the A.D. and Japanese Era. When you select the year from Showa, Heisei, or Reiwa, the corresponding year is displayed. When the era has not been decided yet, it will be displayed as "----".
Screenshots
Verdict
The clearest difference is ads: 元号変換 at none against 和暦変換's shown. 元号変換 also leads on iOS requirement (12.0 vs 17.6). 和暦変換's advantage is update cadence (every 9 days vs every 9 months). On price, 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.
元号変換 ships an update every 9 months, 和暦変換 every 9 days. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.
| Parameter | 元号変換 | 和暦変換 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Every 9 months | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 8 MB | 114 MB |
| Age rating | 4+ | 4+ |
| Developer | Seiji Nagano | Hiroyuki Nishijima |
In-app purchases
元号変換
No in-app purchases
和暦変換
No in-app purchases
