Top Tools apps in Japan 🇯🇵
As of May 17, 2026, QuickDoc: PDF Reader Tools is the #1 Tools app in Japan on Android.
AndroidiOS
#App / PublisherCategoryIntel
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ユーティリティ - 191
Reference - 202—
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- 242Quick Photo & File Recovery
深圳优蕴秀科技有限公司
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ユーティリティ - 3014PowerPDF: Read, Sign, Convert
深圳优蕴秀科技有限公司
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Utilities - 346—
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What changed
Movement between the previous day and May 17, 2026.
New entrants
- File Salvage
#106
Ruler®#189
Risers
- Lite PDF Reader - PDF Viewer
#156 → #78
- Zento Files – Smart Storage
#165 → #128
- Voice Recorder
#137 → #104
- QRX: QR Code Scanner & Barcode
#166 → #133
- PDF Reader - Editor & Manager
#104 → #75
Fallers
- DataRecoveryPro
#92 → #176
- All Document Reader & Scan
#82 → #141
- Agile Clean
#84 → #142
- Photo Recovery & File Restore
#58 → #108
- QR&BarCode Scanner
#54 → #100
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.