PolygonDrill Ltd.

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Apps: 2

Total installs: 125K

Latest release: Jul 3, 2015

How this developer operates

Carrier title 百人一首初めてかるた無料版 holds 97% of the developer's installs — a one-app developer
Hit rate 50% of launches reach 100k installs (1 of 2 at least 30 days old)
Release rhythm a new app every ~196 days on average
Maintenance 2 of 2 apps updated in the last 90 days · last update 37 days ago

App	Style	Rating	Installs	Released
百人一首初めてかるた無料版	Education	—	100,000+	Jul 2, 2015
Hakunin Issyu FirstKaruta	Education	—	1,000+	Dec 18, 2014