Top Developer Tools apps in Japan 🇯🇵
As of June 10, 2026, TestFlight is the #1 Developer Tools app in Japan on iOS.
iOSAndroid
#App / PublisherCategoryIntel
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開発ツール - 154
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開発ツール - 3920
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What changed
Movement between the previous day and June 10, 2026.
New entrants
zFont 3#63
HTTP Catcher#72
Spider Proxy#74
Risers
Supanator: Supabase Manager#89 → #58
- Proxyman - Capture HTTPS
#56 → #35
- Runestone Text Editor
#59 → #39
Termux#90 → #70
- Get My IDFA
#65 → #46
Fallers
HTML Editor#45 → #88
Minna ASO#34 → #61
Cookie-Editor#72 → #97
Text Editor - Code App#73 → #98
Spck Editor#52 → #75
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 Developer Tools app in Japan on iOS?
As of June 10, 2026, TestFlight is the #1 Developer Tools 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.