MARLVEL

Top Productivity apps in Japan 🇯🇵

AndroidMay 20, 2026· Snapshot dated View all snapshotsMethodology

As of May 20, 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. 3NEW
    ShugibukuroPlus Inc. (Japan)
  4. 4
    Claude by AnthropicAnthropic PBC
  5. 52
    PDF Reader - PDF ViewerQR Code Scanner.
  6. 61
    Dola: Smart AI Assistant

    SPRING (SG) PTE. LTD.

  7. 71
    QR & Barcode ScannerTeaCapps
  8. 81
    Grok - AI Chat & VideoX Corp.
  9. 91
    Adobe Acrobat Reader: Edit PDFAdobe
  10. 10
    Easy Voice RecorderDigipom Inc.
  11. 11
    Easy Reader - PDF ViewerRundong Technology
  12. 123
    Document Reader & PDF Editor++FREE AI UTILS COMPANY LIMITED
  13. 13
    Microsoft ExcelMicrosoft Corporation
  14. 1410
    All Document Center5660 BA, LLC
  15. 152
    Microsoft WordMicrosoft Corporation
  16. 161
    Google NotebookLMGoogle
  17. 171
    TimeTree: Shared CalendarTimeTree, Inc.
  18. 186
    PDF File PlusNullbyte Labs
  19. 195
    PDF Reader - All PDF ScannerDev Globeg
  20. 204
    Google SheetsGoogle
  21. 212
    PDF Reader - PDF EditorEfficient Tools
  22. 22
    Open Chat - AI bot appAceTools Team
  23. 233
    Google Keep - Notes and listsGoogle
  24. 243
    Microsoft OutlookMicrosoft Corporation
  25. 253
    詐欺バスター LiteTrend Micro
  26. 265
    Manus - AI Agent & AutomationBUTTERFLY EFFECT PTE. LTD.
  27. 272
    Microsoft CopilotMicrosoft Corporation
  28. 2814
    PDF Reader PointPDF Fuel
  29. 296
    Link to WindowsMicrosoft Corporation
  30. 30
    QR Code Scanner & Barcode ReadQR & Barcode Scanner
  31. 312
    Swift PDF Reader & ConverterApHouseBD
  32. 3212
    LINE WORKS: Team CommunicationLINE WORKS Corp.
  33. 333
    PDF Spark - Reader & EditorApHouseBD
  34. 345
    PDF Viewer - PDF ReaderOLOA games
  35. 35NEW
    Forms for Google DocsAurora Innovation
  36. 3612
    Microsoft PowerPointMicrosoft Corporation
  37. 373
    PDF Reader ZoneP & L Studio
  38. 387
    Alarmy - Alarm Clock & SleepSleep Tracker & Alarm Clock by Delightroom
  39. 391
    PDF Reader - Smart ViewerOmareyah Team
  40. 408
    Notepad, Notes, Easy NotebookSimple Design Ltd.
  41. 412
    Document Reader & ViewerWdream Limited
  42. 423
    HypeCut - AI Video GeneratorXFree Dev Team
  43. 438
    PDF Smooth Reader & EditorCORPS ENSEIGNANT (SARL CORPS ENSEIGNANT)
  44. 442
    PDF Creator ProXingying Tech
  45. 45
    PDFReader - View & ManageGift School
  46. 466
    Microsoft 365 CopilotMicrosoft Corporation
  47. 476
    Chatbot App - AI AssistantTAPSUITE YAZILIM HIZMETLERI ANONIM SIRKETI
  48. 483
    Calendário 2026Shree Radha Damodar
  49. 492
    ClevCalc - CalculatorCleveni Inc.
  50. 5024
    Okta VerifyOkta, Inc.

What changed

Movement between the previous day and May 20, 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