Top Productivity — Top Grossing apps in Japan 🇯🇵
As of June 16, 2026, ChatGPT is the #1 Productivity — Top Grossing app in Japan on iOS.
#App / PublisherCategoryIntel
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パスワード管理 & 個人情報流出対策：ID プロテクションTrend Micro Incorporated
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What changed
Movement between the previous day and June 16, 2026.
New entrants
Risers
Norton VPN – Fast & Secure#86 → #58
Cue - Smart AI Meeting Notes#83 → #56
- Summary - AI Note Taker
#60 → #39
見積書・請求書作成アプリ - ジムー：インボイス制度対応#64 → #53
「AutoMemoアプリ」自動で文字起こしができる#77 → #66
Fallers
Taska: やることリスト&プランナー#42 → #68
Speechify – Text to Speech PDF#43 → #63
코어태스크: 아이젠하워 매트릭스#61 → #79
Calendars: Schedule Planner#54 → #69
ChatBox AI - Chatbot Assistant#48 → #60
Methodology
Rankings are pulled daily from the iOS store charts for Japan. We snapshot the top entries each day and compute day-over-day change relative to the prior snapshot. See our full methodology for data sources, refresh cadences, and quality filters.
Frequently asked questions
What is the #1 Productivity — Top Grossing app in Japan on iOS?
As of June 16, 2026, ChatGPT is the #1 Productivity — Top Grossing app in Japan on iOS, based on the public iOS chart rankings Marlvel tracks daily.
How often are these rankings updated?
Marlvel snapshots the iOS charts for Japan every day and computes day-over-day movement. The "Current" page always reflects the latest snapshot; dated archive pages preserve each day's top 50.
Where does Marlvel's ranking data come from?
Rankings are pulled from the public iOS store charts for Japan. See our methodology for data sources, refresh cadence, and the quality filters applied before a ranking is indexed.