MARLVEL

Top Productivity apps in Japan 🇯🇵

AndroidJune 20, 2026· Snapshot dated View all snapshotsMethodology

As of June 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. 32
    Claude by AnthropicAnthropic PBC
  4. 41
    StellarRecoverySkyFusion Labs
  5. 51
    PDF Reader - PDF ViewerQR Code Scanner.
  6. 61
    PDF File PlusNullbyte Labs
  7. 71
    All Document Center5660 BA, LLC
  8. 8
    PDF Reader PointPDF Fuel
  9. 9
    Adobe Acrobat Reader: Edit PDFAdobe
  10. 101
    QR & Barcode ScannerTeaCapps
  11. 111
    PDF Reader - Smart ViewerOmareyah Team
  12. 12
    Microsoft ExcelMicrosoft Corporation
  13. 13
    Grok - AI Chat & VideoX Corp.
  14. 144
    Easy Voice RecorderDigipom Inc.
  15. 15
    Microsoft WordMicrosoft Corporation
  16. 161
    詐欺バスター LiteTrend Micro
  17. 171
    Open Chat - AI bot appAceTools Team
  18. 187
    Google SheetsGoogle
  19. 19
    Easy Reader - PDF ViewerRundong Technology
  20. 20
    Alarmy - Alarm Clock & SleepSleep Tracker & Alarm Clock by Delightroom
  21. 211
    Manus - AI Agent & AutomationBUTTERFLY EFFECT PTE. LTD.
  22. 221
    PDF Reader - PDF EditorEfficient Tools
  23. 23
    Google NotebookLMGoogle
  24. 24
    TimeTree: Shared CalendarTimeTree, Inc.
  25. 254
    All Document GuideXuanLong Studio
  26. 262
    Microsoft OutlookMicrosoft Corporation
  27. 27
    Link to WindowsMicrosoft Corporation
  28. 282
    PDFReader - View & ManageGift School
  29. 297
    Google Keep - Notes and listsGoogle
  30. 302
    LINE WORKS: Team CommunicationLINE WORKS Corp.
  31. 315
    Document Reader & PDF Editor++FREE AI UTILS COMPANY LIMITED
  32. 321
    Microsoft PowerPointMicrosoft Corporation
  33. 33
    Microsoft CopilotMicrosoft Corporation
  34. 3420
    PDF Reader, All PDF ViewerOffice Suite Pro
  35. 35
    Forms for Google DocsAurora Innovation
  36. 3616
    QR Code Scanner - Read BarcodeLemonCat Studio
  37. 373
    Calendário 2026Shree Radha Damodar
  38. 384
    PDF Viewer - PDF ReaderOLOA games
  39. 391
    Notta-Transcribe Audio to TextNOTTA PTE. LTD.
  40. 40
    Microsoft 365 CopilotMicrosoft Corporation
  41. 412
    Notepad, Notes, Easy NotebookSimple Design Ltd.
  42. 425
    ClevCalc - CalculatorCleveni Inc.
  43. 432
    Phone Clean ToolsDiamond Queen Cleaning L.L.C.
  44. 441
    QR Code Scanner & Barcode ReadQR & Barcode Scanner
  45. 4511
    Gemmy AI: Chat & AssistantJetkite
  46. 461
    PDF Reader AppZnd Digital
  47. 473
    PDF Creator ProXingying Tech
  48. 4813
    gTasks Pro for Google TasksJulyApps Ltd
  49. 491
    Document Reader & ViewerWdream Limited
  50. 505
    Simple Calendar - easy plannerKomorebi Inc.

What changed

Movement between the previous day and June 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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