MARLVEL

Top Productivity apps in Japan 🇯🇵

AndroidMay 27, 2026· Snapshot dated View all snapshotsMethodology

As of May 27, 2026, ChatGPT is the #1 Productivity app in Japan on Android.

AndroidiOS
Top FreeTop PaidTop Grossing
#App / PublisherIntel
  1. 1
    ChatGPTOpenAI OpCo, LLC
  2. 2
    Google GeminiGoogle
  3. 3
    Claude by AnthropicAnthropic PBC
  4. 4
    QR & Barcode ScannerTeaCapps
  5. 51
    PDF Spark - Reader & EditorApHouseBD
  6. 61
    PDF Reader - PDF ViewerQR Code Scanner.
  7. 7
    Adobe Acrobat Reader: Edit PDFAdobe
  8. 81
    All Document Center5660 BA, LLC
  9. 91
    Grok - AI Chat & VideoX Corp.
  10. 101
    Microsoft ExcelMicrosoft Corporation
  11. 111
    PDF Reader - PDF EditorEfficient Tools
  12. 121
    Easy Reader - PDF ViewerRundong Technology
  13. 131
    Easy Voice RecorderDigipom Inc.
  14. 14
    Google NotebookLMGoogle
  15. 151
    Microsoft WordMicrosoft Corporation
  16. 161
    Open Chat - AI bot appAceTools Team
  17. 17
    Google SheetsGoogle
  18. 181
    詐欺バスター LiteTrend Micro
  19. 191
    TimeTree: Shared CalendarTimeTree, Inc.
  20. 202
    PDF Reader PointPDF Fuel
  21. 21
    Manus - AI Agent & AutomationBUTTERFLY EFFECT PTE. LTD.
  22. 222
    Document Reader & PDF Editor++FREE AI UTILS COMPANY LIMITED
  23. 232
    QR Code Scanner & Barcode ReadQR & Barcode Scanner
  24. 241
    Google Keep - Notes and listsGoogle
  25. 251
    Microsoft CopilotMicrosoft Corporation
  26. 26
    Link to WindowsMicrosoft Corporation
  27. 272
    Microsoft OutlookMicrosoft Corporation
  28. 2823
    PDF Reader & Viewer: Edit PDFWdream Limited
  29. 291
    Calendário 2026Shree Radha Damodar
  30. 303
    PDF Creator ProXingying Tech
  31. 314
    Forms for Google DocsAurora Innovation
  32. 326
    LINE WORKS: Team CommunicationLINE WORKS Corp.
  33. 33
    AI Translate All LanguagesiKame Applications - Begamob Apps
  34. 348
    Microsoft PowerPointMicrosoft Corporation
  35. 351
    Notepad, Notes, Easy NotebookSimple Design Ltd.
  36. 361
    Gemmy AI: Chat & AssistantJetkite
  37. 374
    ClevCalc - CalculatorCleveni Inc.
  38. 386
    PDF Reader - Smart ViewerOmareyah Team
  39. 395
    QR Scanner, All Barcode ScanStudio Rankvn
  40. 406
    Microsoft 365 CopilotMicrosoft Corporation
  41. 411
    Alarmy - Alarm Clock & SleepSleep Tracker & Alarm Clock by Delightroom
  42. 428
    MailTime: Secure Email InboxMailTime
  43. 435
    Notta-Transcribe Audio to TextNOTTA PTE. LTD.
  44. 441
    Chatbot App - AI AssistantTAPSUITE YAZILIM HIZMETLERI ANONIM SIRKETI
  45. 4514
    PDF Viewer - PDF ReaderOLOA games
  46. 467
    Swift PDF Reader & ConverterApHouseBD
  47. 4737
    FocusFlight: Focus TimerLive Talk - Phone Number Tracker and Location
  48. 481
    Simple Calendar - easy plannerKomorebi Inc.
  49. 49
    Microsoft OneDriveMicrosoft Corporation
  50. 505
    PDF Reader ZoneP & L Studio

What changed

Movement between the previous day and May 27, 2026.

New entrants

Risers

Fallers

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.

Related rankings

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by the apps, publishers, or platforms referenced. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Data licensed under CC-BY-NC 4.0