Top Productivity apps in Japan 🇯🇵
As of June 30, 2026, ChatGPT is the #1 Productivity app in Japan on Android.
AndroidiOS
#App / PublisherCategoryIntel
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What changed
Movement between the previous day and June 30, 2026.
New entrants
Risers
- All-in-One PDF & Docs Reader
#200 → #138
Focus Town: Study With Friends#178 → #122
- Flip Clock: World Clock
#174 → #128
- Alarm Clock: Alarm App & Sleep
#136 → #101
- PDF Reader-All Document Viewer
#150 → #126
Fallers
- QR Scanner & Barcode Scanner
#145 → #188
- All Language Translate App
#137 → #172
- Ai Chatbot - Talk to Ai Bot
#140 → #175
Shugibukuro#156 → #190
- All File Reader
#141 → #173
Methodology
Rankings are pulled daily from the Android 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.