Top Developer Tools apps in Japan 🇯🇵
As of June 11, 2026, TestFlight is the #1 Developer Tools app in Japan on iOS.
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#App / PublisherCategoryIntel
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開発ツール - 144
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開発ツール - 4741
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開発ツール
What changed
Movement between the previous day and June 11, 2026.
New entrants
Clash Lite#69
Spectre VPN#77
Risers
- HTML Editor
#88 → #47
- Base44 IDE, AI Code Assistant
#80 → #49
Cookie-Editor#97 → #67
Spck Editor#75 → #51
- Runestone Text Editor
#39 → #26
Fallers
Nano AI - for Ollama#57 → #91
LadderTouchLite#60 → #92
Cmux Remote#62 → #93
Jayson#55 → #82
Proxyman - Capture HTTPS#35 → #53
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 11, 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.