Top Productivity apps in Japan 🇯🇵

iOSJune 15, 2026· Snapshot dated View all snapshotsMethodology

As of June 15, 2026, ChatGPT is the #1 Productivity app in Japan on iOS.

iOSAndroid
#App / PublisherIntel
  1. 1
  2. 2
  3. 3
  4. 41
  5. 52
  6. 62
  7. 71
  8. 82
  9. 95
  10. 102
  11. 112
  12. 126
  13. 132
  14. 141
  15. 152
  16. 162
  17. 1721
  18. 185
  19. 193
  20. 207
  21. 211
  22. 222
  23. 23
  24. 245
  25. 25
  26. 265
  27. 273
  28. 286
  29. 29
  30. 302
  31. 31
  32. 322
  33. 337
  34. 342
  35. 352
  36. 36
  37. 372
  38. 381
  39. 39
  40. 401
  41. 413
  42. 427
  43. 433
  44. 441
  45. 455
  46. 461
  47. 4711
  48. 486
  49. 492
  50. 505

What changed

Movement between the previous day and June 15, 2026.

Methodology

Rankings are pulled daily from the iOS 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.

Frequently asked questions

What is the #1 Productivity app in Japan on iOS?
As of June 15, 2026, ChatGPT is the #1 Productivity app in Japan on iOS, based on the public iOS chart rankings Marlvel tracks daily.
How often are these rankings updated?
Marlvel snapshots the iOS charts for Japan every day and computes day-over-day movement. The "Current" page always reflects the latest snapshot; dated archive pages preserve each day's top 50.
Where does Marlvel's ranking data come from?
Rankings are pulled from the public iOS store charts for Japan. See our methodology for data sources, refresh cadence, and the quality filters applied before a ranking is indexed.

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.

Data licensed under CC-BY-NC 4.0