Top Reference apps in United Kingdom 🇬🇧

iOSMay 18, 2026· Snapshot dated View all snapshotsMethodology

As of May 18, 2026, Merlin Bird ID by Cornell Lab is the #1 Reference app in United Kingdom on iOS.

iOSAndroid
#App / PublisherIntel
  1. 1
  2. 2
  3. 3
  4. 4
  5. 54
  6. 61
  7. 7
  8. 82
  9. 91
  10. 10
  11. 11
  12. 128
  13. 13
  14. 14
  15. 153
  16. 16
  17. 171
  18. 185
  19. 194
  20. 203
  21. 211
  22. 221
  23. 238
  24. 241
  25. 255
  26. 262
  27. 272
  28. 284
  29. 291
  30. 304
  31. 314
  32. 3253
  33. 3314
  34. 342
  35. 353
  36. 361
  37. 372
  38. 385
  39. 3913
  40. 404
  41. 4112
  42. 4213
  43. 433
  44. 447
  45. 4511
  46. 465
  47. 4714
  48. 4812
  49. 495
  50. 501

What changed

Movement between the previous day and May 18, 2026.

Methodology

Rankings are pulled daily from the iOS store charts for United Kingdom. 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 Kingdom on iOS?
As of May 18, 2026, Merlin Bird ID by Cornell Lab is the #1 Reference app in United Kingdom 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 Kingdom 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 Kingdom. 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