Ursa Stack

How this developer operates

• Carrier title MemoJong – MahjongScoreTracker holds 100% of the developer's installs — a one-app developer
• Hit rate 0% of launches reach 100k installs (0 of 2 at least 30 days old)
• Release rhythm a new app every ~24 days on average
• Maintenance 2 of 3 apps updated in the last 90 days · last update 15 days ago · updates every ~8 days

All apps

App	Style	Rating	Installs	Released
MemoJong – MahjongScoreTracker	Tools	—	1,000+	May 3, 2026
ScreenPenguin: Screenshot Sort	Tools	—	1+	Apr 9, 2026
TinyTrash: Trash Reminder	Lifestyle	—	0+	—