Top Reference apps in Japan 🇯🇵

iOSJune 20, 2026· Snapshot dated View all snapshotsMethodology

As of June 20, 2026, Google Translate is the #1 Reference app in Japan on iOS.

iOSAndroid
#App / PublisherIntel
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
    Confit - 学会アプリ

    株式会社アトラス

  6. 64
  7. 71
  8. 83
  9. 93
  10. 101
  11. 113
  12. 125
  13. 13
  14. 146
  15. 15
  16. 162
  17. 17
  18. 182
  19. 19
  20. 205
  21. 2119
  22. 22
  23. 233
  24. 24
  25. 251
  26. 265
  27. 277
  28. 28
  29. 292
  30. 301
  31. 314
  32. 326
  33. 33
  34. 3411
  35. 357
  36. 364
  37. 377
  38. 381
  39. 393
  40. 4014
  41. 4112
  42. 4213
  43. 436
  44. 442
  45. 454
    Dictionaries

    物書堂

  46. 467
  47. 47
  48. 484
  49. 491
  50. 505

What changed

Movement between the previous day and June 20, 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 Reference app in Japan on iOS?
As of June 20, 2026, Google Translate is the #1 Reference 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