MYWAM vs One Day.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MYWAM
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This is the officThis is the official app exclusively for members of Wam Tutoring. Members can easily view their lesson schedules, tuition fees, and more anytime, anywhere. ◆Main Features ・View lesson schedules ・Check enrolled courses ・View billing and payment information ・View member information and payment details ・Messaging function ◆Compatible OS iOS 15.0 or later
One Day.
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One Day. は、1日1枚の写真と1ページの日記を残す、シンプルな日記アプリです。 毎日の記録を続けたい人のために、余計な機能をすべて省きました。 タグも、カテゴリも、クラウドもありません。 写真を選んで、今日のことを書く。それだけです。 【特徴】 ・1日1ページの写真日記 ・すべてのデータはiPhone内にのみ保存 ・横スワイプで過去の日記をさかのぼれる ・Face IDでプライベートを守るロック機能 ・毎日のリマインダー通知 ・日記のバックアップ・エクスポート機能 ・横罫線・グリッドなどの用紙スタイル シンプルだから、続けられる。
Screenshots
Verdict
The clearest difference is update cadence: One Day. at every 2 days against MYWAM's every 2 months. MYWAM's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On price, ads and in-app purchases 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.
MYWAM ships an update every 2 months, One Day. every 2 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.
| Parameter | MYWAM | One Day. |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 57 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 株式会社エイチ・エム・グループ | TSUYOSHI HAMANAKA |
In-app purchases
MYWAM
No in-app purchases
One Day.
No in-app purchases
