Comparison

おみず シンプル水分記録 vs WaterCoach

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

おみず シンプル水分記録

Features
Read full description

おみずは、毎日の水分補給をかんたんに記録できるアプリです。 アカウント登録なし・完全無料ですぐに使い始められます。 ■ ワンタップでかんたん記録 コップやペットボトルのボタンをタップするだけで、すぐに記録完了。 忙しい毎日でもサッと記録できます。 ■ リマインダーで飲み忘れ防止 お好みの間隔で「お水飲んだ?」とやさしく通知。 起床時間と就寝時間に合わせて、あなたの生活リズムにぴったりの通知をお届けします。 ■ 1日の目標量を自動計算 体重を入力すると、あなたに合った1日の水分摂取目標量を自動で計算。 プログレスリングで達成状況がひと目でわかります。 ■ 10種類の飲み物に対応 水、緑茶、麦茶、ほうじ茶、紅茶、コーヒー、牛乳、ジュース、味噌汁、スポーツドリンク。 すべて無料で記録できます。 ■ グラフで振り返り 日別・週別・月別のグラフで水分摂取量の推移を確認。 目標達成日数や連続達成記録もチェックできます。 ■ 20色のテーマカラー くすみカラーのかわいいテーマの中から好きな色を選んで、アプリの雰囲気を自分好みに着せ替えられます。 ■ プライバシーを大切に すべてのデータはお使いの端末にのみ保存されます。サーバーへの送信やアカウント登録は一切ありません。安心してお使いください。 毎日の水分補給を、もっとかんたんに。 ぜひ「おみず」をお試しください。

About

WaterCoach

Features
Read full description

Water Coach is a gentle coaching app that supports your daily hydration. See at a glance how much you've had today and how close you are to your goal. A flower grows with every sip, and badges stack up with every win—staying hydrated has never been this fun. ■ Today's Hydration at a Glance Check your intake, remaining amount, and progress on an easy-to-read ring. Know exactly where you stand, instantly. ■ A Geometric Flower That Grows as You Drink Every time you log water, the flower on your screen grows a little more. Hit today's goal and it gently blooms to greet you. One glass becomes one step toward a flower in bloom. ■ Achievement Badges to Celebrate You Earn special badges for your weekly, monthly, and all-time progress. Your collection grows the longer you keep going, so everything you've built up is clear at a glance. ■ Quick Add for Effortless Logging Log your usual amounts with a single tap. Adding entries later is just as easy. ■ Goals Tailored to You Get a comfortable, realistic goal based on your body and lifestyle. ■ See Your Habits in History Graphs Your daily records become graphs—the more you keep at it, the more you see yourself change. ■ Gentle Reminders Forgot to drink? No worries. We'll give you a soft nudge at just the right time. ■ Apple Health Integration Your records sync automatically with Apple Health and work alongside your other apps. ■ Apple Watch & Widgets Log right from your wrist, and check in anytime from your home screen. Make drinking water a more joyful, more natural habit. Start today with Water Coach.

Screenshots

おみず シンプル水分記録3 screens
WaterCoach4 screens

Verdict

The call

The clearest difference is ads: おみず シンプル水分記録 at none against WaterCoach's shown. おみず シンプル水分記録 also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (15.1 vs 17.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

おみず シンプル水分記録 ships an update every 5 days, WaterCoach fortnightly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 3 level
おみず シンプル水分記録 versus WaterCoach: the parameters behind the verdict, then further details
Parameterおみず シンプル水分記録WaterCoach
PriceFreeFree
Update frequencyEvery 5 days — betterFortnightly
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size44 MB71 MB
Age rating4+4+
DeveloperRyotaro ShimadaIko Nakari

In-app purchases

None

おみず シンプル水分記録

No in-app purchases

None

WaterCoach

No in-app purchases

Questions

Is おみず シンプル水分記録 free?
おみず シンプル水分記録 is free to download, with no in-app purchases.
Is WaterCoach free?
WaterCoach is free to download, with no in-app purchases.
Do おみず シンプル水分記録 or WaterCoach have ads?
WaterCoach shows ads; おみず シンプル水分記録 does not.
Which is updated more often, おみず シンプル水分記録 or WaterCoach?
おみず シンプル水分記録 ships an update every 5 days, and WaterCoach fortnightly. Most recently, おみず シンプル水分記録 was updated on November 6, 2026 and WaterCoach on November 5, 2026.

Other comparisons