LangiS

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Apps: 3

Total installs: 3.3M

Avg rating: ★ 3.72

Ratings: 5.4K

Latest release: Oct 4, 2026

How this developer operates

Carrier title IQ Test & Brain Training holds 100% of the developer's installs — a one-app developer
Hit rate 33% of launches reach 100k installs (1 of 3 at least 30 days old)
Release rhythm a new app every ~5.6 years on average
Maintenance 3 of 3 apps updated in the last 90 days · last update 8 days ago · updates every ~35 days

App	Style	Rating	Installs	Released
IQ Test & Brain Training	Education	★ 3.7	1,000,000+	Aug 17, 2015
SumWise - Kids Math & Clock	Education	—	10+	Aug 21, 2026
VitalLog - Personal Logger	Productivity	—	1+	Oct 4, 2026