MARLVEL

Top Productivity apps in Japan 🇯🇵

AndroidMay 28, 2026· Snapshot dated View all snapshotsMethodology

As of May 28, 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. 41
    PDF Spark - Reader & EditorApHouseBD
  5. 51
    PDF Reader - PDF ViewerQR Code Scanner.
  6. 62
    QR & Barcode ScannerTeaCapps
  7. 71
    All Document Center5660 BA, LLC
  8. 81
    Adobe Acrobat Reader: Edit PDFAdobe
  9. 9
    Grok - AI Chat & VideoX Corp.
  10. 10
    Microsoft ExcelMicrosoft Corporation
  11. 11
    PDF Reader - PDF EditorEfficient Tools
  12. 12
    Easy Reader - PDF ViewerRundong Technology
  13. 132
    Microsoft WordMicrosoft Corporation
  14. 141
    Easy Voice RecorderDigipom Inc.
  15. 151
    Google NotebookLMGoogle
  16. 16
    Open Chat - AI bot appAceTools Team
  17. 17NEW
    PDF File PlusNullbyte Labs
  18. 181
    Google SheetsGoogle
  19. 19
    TimeTree: Shared CalendarTimeTree, Inc.
  20. 20
    PDF Reader PointPDF Fuel
  21. 213
    詐欺バスター LiteTrend Micro
  22. 22
    Document Reader & PDF Editor++FREE AI UTILS COMPANY LIMITED
  23. 232
    Manus - AI Agent & AutomationBUTTERFLY EFFECT PTE. LTD.
  24. 244
    PDF Reader & Viewer: Edit PDFWdream Limited
  25. 252
    QR Code Scanner & Barcode ReadQR & Barcode Scanner
  26. 262
    Google Keep - Notes and listsGoogle
  27. 272
    Microsoft CopilotMicrosoft Corporation
  28. 281
    Microsoft OutlookMicrosoft Corporation
  29. 293
    Link to WindowsMicrosoft Corporation
  30. 301
    Calendário 2026Shree Radha Damodar
  31. 311
    LINE WORKS: Team CommunicationLINE WORKS Corp.
  32. 322
    Microsoft PowerPointMicrosoft Corporation
  33. 332
    Forms for Google DocsAurora Innovation
  34. 344
    PDF Creator ProXingying Tech
  35. 35
    Notepad, Notes, Easy NotebookSimple Design Ltd.
  36. 363
    AI Translate All LanguagesiKame Applications - Begamob Apps
  37. 3713
    PDF Reader ZoneP & L Studio
  38. 382
    Gemmy AI: Chat & AssistantJetkite
  39. 392
    ClevCalc - CalculatorCleveni Inc.
  40. 401
    Alarmy - Alarm Clock & SleepSleep Tracker & Alarm Clock by Delightroom
  41. 411
    Microsoft 365 CopilotMicrosoft Corporation
  42. 422
    Chatbot App - AI AssistantTAPSUITE YAZILIM HIZMETLERI ANONIM SIRKETI
  43. 435
    PDF Reader - Smart ViewerOmareyah Team
  44. 443
    FocusFlight: Focus TimerLive Talk - Phone Number Tracker and Location
  45. 452
    Notta-Transcribe Audio to TextNOTTA PTE. LTD.
  46. 462
    Simple Calendar - easy plannerKomorebi Inc.
  47. 472
    PDF Viewer - PDF ReaderOLOA games
  48. 489
    QR Scanner, All Barcode ScanStudio Rankvn
  49. 492
    Notion: Notes, Tasks, AINotion Labs, Incorporated
  50. 504
    Swift PDF Reader & ConverterApHouseBD

What changed

Movement between the previous day and May 28, 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.

See methodologyContact support

Data licensed under CC-BY-NC 4.0