Top Developer Tools apps in South Korea 🇰🇷

iOSMay 20, 2026· Snapshot dated View all snapshotsMethodology

As of May 20, 2026, TestFlight is the #1 Developer Tools app in South Korea on iOS.

iOSAndroid
#App / PublisherIntel
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 82
  9. 94
  10. 101
  11. 112
  12. 124
  13. 135
  14. 142
  15. 15
  16. 163
  17. 177
  18. 184
  19. 193
  20. 201
  21. 211
  22. 2212
  23. 235
  24. 241
  25. 258
  26. 263
  27. 27NEW
  28. 2824
  29. 29NEW
  30. 3013
  31. 319
  32. 325
  33. 3323
  34. 3412
  35. 359
    Spider Proxy

    南京诸葛文化传媒有限公司

  36. 3610
  37. 3736
  38. 3813
  39. 3922
  40. 405
  41. 4146
  42. 42NEW
  43. 438
  44. 4442
  45. 458
  46. 4616
  47. 478
  48. 48NEW
  49. 4922
  50. 5010

What changed

Movement between the previous day and May 20, 2026.

Methodology

Rankings are pulled daily from the iOS store charts for South Korea. 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 Developer Tools app in South Korea on iOS?
As of May 20, 2026, TestFlight is the #1 Developer Tools app in South Korea on iOS, based on the public iOS chart rankings Marlvel tracks daily.
How often are these rankings updated?
Marlvel snapshots the iOS charts for South Korea 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 South Korea. 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