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Top Paid Developer Tools Trending iPhone Apps Ranking in Japan

See the full list of Japan Top Paid iPhone Developer Tools trending apps for January 21, and read the full analysis below

Last updated : January 21, 2026

RankingTrending

Last updated : January 21, 2026

Rising players

Apps that are trending up in rank within the top 100 on January 21

Jan 2026
AppStore Rank
Simple Server: HTTP Server1
Haptics - Test Haptic Feedback37
ViewChanger – PC Sites Mobile38
Bee - Cookie Editor For Safari39
Logger for Shortcuts40

Decreasing players

Apps that are trending down in rank within the top 100 on January 21

Jan 2026
AppStore Rank
LadderTouch2
Review Monitor for Apps3
Code App4
iPulse - Monitor Your Device5
App Builder Quiz Academy6

Joined the top 100

Apps that entered the top 100 on January 21

Jan 2026
AppStore Rank
Face Mesh100

Left the top 100

Apps that dropped out of the top 100 on January 21

Jan 2026
App
Flutter Cheats

Learn WHY these apps are trending

Dive deeper into the data behind how these apps are making the progress needed to win their markets. Our team will demo the Similarweb platform for you and guide you to the data you need to succeed

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