Yutaka Kenjo

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Apps: 9

Total installs: 920K

Avg rating: ★ 4.81

Ratings: 2.7K

Latest release: Jul 30, 2026

How this developer operates

Carrier title Time calculator holds 76% of the developer's installs
Hit rate 25% of launches reach 100k installs (2 of 8 at least 30 days old)
Release rhythm a new app every ~1.5 years on average
Maintenance 4 of 9 apps updated in the last 90 days · last update 15 days ago · updates every ~89 days

All apps

App	Style	Rating	Installs	Released
Time calculator	Tools	★ 4.7	500,000+	Feb 24, 2021
Simple Tally Counter	Tools	★ 4.6	100,000+	Mar 26, 2023
Calculator+	Productivity	—	10,000+	Dec 26, 2015
Stopwatch + reading out loud	Tools	★ 5.0	1,000+	Oct 7, 2022
Simple Calculator	Tools	—	1,000+	Jul 29, 2026
Calculator : Formula & History	Tools	—	1,000+	Oct 8, 2025
Time calculator+	Productivity	★ 5.0	1,000+	Apr 28, 2022
Calculator+	Productivity	—	500+	Dec 26, 2015
計算メモ - 家計簿や買い物リストに使える電卓シート	Productivity	—	50+	—