Top Reference apps in United States 🇺🇸

iOSApril 21, 2026· Snapshot dated View all snapshotsMethodology

As of April 21, 2026, Google Translate is the #1 Reference app in United States on iOS.

iOSAndroid
#App / PublisherIntel
  1. 11
  2. 21
  3. 3
  4. 4
  5. 51
  6. 61
  7. 72
  8. 8
  9. 9
  10. 102
  11. 114
  12. 124
  13. 13
  14. 143
  15. 155
  16. 162
  17. 174
  18. 188
  19. 191
  20. 202
  21. 213
  22. 221
  23. 234
  24. 241
  25. 258
  26. 262
  27. 275
  28. 281
  29. 291
  30. 301
  31. 312
  32. 324
  33. 333
  34. 341
  35. 351
  36. 365
  37. 374
  38. 388
  39. 39NEW
  40. 403
  41. 419
  42. 425
  43. 432
  44. 446
  45. 452
  46. 466
  47. 477
  48. 489
  49. 49
  50. 501

What changed

Movement between the previous day and April 21, 2026.

Methodology

Rankings are pulled daily from the iOS store charts for United States. 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 United States on iOS?
As of April 21, 2026, Google Translate is the #1 Reference app in United States on iOS, based on the public iOS chart rankings Marlvel tracks daily.
How often are these rankings updated?
Marlvel snapshots the iOS charts for United States 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 United States. 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