Comparison

Water Drops One vs ぴよToDo

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

Head to head
About

Water Drops One

Features
Read full description

No refreshing pampa! Game type task application! If you break a completed "task drop" against a wall It turns into clear water and fills the vessel. Let's save water more and fill your heart. Let your tasks empty and empty your head.

About

ぴよToDo

A simple task management app with a reminder function to support your private and work life. Quickly create tasks and receive push notifications for unfinished items. Works offline for smooth performance.

Highlights
  • Simple UI with no unnecessary features
  • Quick task creation
  • Push notification reminders
  • Offline task viewing
  • Smooth performance
Features
Read full description

やることを終えるたび、ぴよが集まる。 「ぴよToDo」は、毎日のタスク管理をちょっと楽しくする、シンプルなToDoアプリです。 難しい操作は必要ありません。 タスクを登録して、終わったらチェックするだけ。タスクを達成していくと、個性豊かなぴよたちが少しずつ解放されます。 【主な機能】 ・かんたんなタスク登録・編集 ・日付と時刻まで設定できる期限管理 ・期限が近づいたときの通知 ・今日のタスクを知らせる毎日のリマインダー ・期限順、作成順での並べ替え ・カレンダーで今後の予定を確認 ・ホーム画面ウィジェット ・完了したタスク数の記録 ・全30種類のぴよコレクション タスクをひとつ終えるたびに、小さな達成感を。 勉強、仕事、買い物、家事など、毎日のやることに気軽にお使いください。 ※通知機能は、端末の通知設定を許可した場合に利用できます。 ※ウィジェットはiPhoneのホーム画面から追加できます。

Screenshots

Water Drops One4 screens
ぴよToDo4 screens

Verdict

The call

The clearest difference is in-app purchases: ぴよToDo at none against Water Drops One's 1. Water Drops One's advantage is ads (none vs shown) and device support (3 vs 1). On price and update cadence 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. Water Drops One sells 1 one-off in-app purchase. ぴよToDo asks for nothing beyond the download.

UpkeepUpdate frequency

Water Drops One ships an update every 11 days, ぴよToDo every 3 weeks. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

Scorecard4 real differences · 4 level
Water Drops One versus ぴよToDo: the parameters behind the verdict, then further details
ParameterWater Drops OneぴよToDo
PriceFreeFree
Positive reviews—40.0% of reviews
Update frequencyEvery 11 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better17.0
Further details — not scored
Size118 MB36 MB
Age rating4+4+
Developertakanori hosoiKazuyuki Ishida

In-app purchases

1 purchases

Water Drops One

One-time1
  • 広告除去$1.99
None

ぴよToDo

No in-app purchases

Questions

Is Water Drops One free?
Water Drops One is free to download, with in-app purchases available.
Is ぴよToDo free?
ぴよToDo is free to download, with no in-app purchases.
Do Water Drops One or ぴよToDo have ads?
ぴよToDo shows ads; Water Drops One does not.
Which is updated more often, Water Drops One or ぴよToDo?
Water Drops One ships an update every 11 days, and ぴよToDo every 3 weeks. Most recently, Water Drops One was updated on November 3, 2026 and ぴよToDo on November 2, 2026.

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