Top Productivity — Top Grossing apps in Japan 🇯🇵
As of May 18, 2026, ChatGPT is the #1 Productivity — Top Grossing app in Japan on iOS.
#App / PublisherCategoryIntel
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仕事効率化 - 91
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- 154
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仕事効率化 - 273
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仕事効率化 - 33
- 3410
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仕事効率化 - 373
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仕事効率化 - 402
Productividad - 415
仕事効率化 - 423
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仕事効率化 - 444
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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
仕事効率化 - 4610
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- 482
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Productividad - 505
What changed
Movement between the previous day and May 18, 2026.
New entrants
Risers
Cue - Smart AI Meeting Notes#91 → #70
PDFelement: PDF Editor, Viewer#99 → #82
FocusFlight - Deepfocus Timer#90 → #75
pCloud - Cloud Storage#74 → #60
- Typeless: AI Voice Keyboard
#44 → #34
Fallers
Smart Cleaner: Storage Cleanup#57 → #81
Poe – Fast AI Chat#77 → #94
AI Chat Assistant – ChatNow#76 → #89
Speechify – Text to Speech PDF#43 → #55
クリーンアップマスター - スマートクリーナー#53 → #65
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 May 18, 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.