Jack Yu(于)

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Apps: 6

Total installs: 360K

Avg rating: ★ 4.18

Ratings: 1K

Latest release: Jan 30, 2026

How this developer operates

Carrier title RPN Plus Financial Calculator holds 51% of the developer's installs
Hit rate 33% of launches reach 100k installs (2 of 6 at least 30 days old)
Release rhythm a new app every ~1.3 years on average
Maintenance 1 of 6 apps updated in the last 90 days · last update 13 days ago · updates every ~12 days

All apps

App	Style	Rating	Installs	Released
RPN Plus Financial Calculator	Finance	★ 4.3	100,000+	May 8, 2020
BA Plus Pro Financial Calculat	Finance	★ 4.5	100,000+	Jul 28, 2019
T991 Scientific Calculator	Tools	★ 3.5	10,000+	Jun 13, 2024
12C Pro Financial Calculator	Finance	★ 4.4	1,000+	Sep 13, 2020
SMS Alarm	Tools	—	100+	Jan 8, 2026
RemindMe	Tools	—	5+	Jan 29, 2026