Zum

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Apps: 5

Total installs: 157K

Avg rating: ★ 4.71

Ratings: 1.9K

Latest release: Jul 10, 2026

How this developer operates

Carrier title Zum - Student Transportation holds 87% of the developer's installs — a one-app developer
Hit rate 20% of launches reach 100k installs (1 of 5 at least 30 days old)
Release rhythm a new app every ~2.6 years on average
Maintenance 2 of 5 apps updated in the last 90 days · last update 13 days ago · updates every ~64 days

All apps

App	Style	Rating	Installs	Released
Zum - Student Transportation	Maps & Navigation	★ 4.4	100,000+	Feb 12, 2016
Zum Driver	Maps & Navigation	★ 4.8	10,000+	Apr 20, 2016
Zum - Riders	Maps & Navigation	★ 4.9	5,000+	Jul 18, 2016
Zum - School Administrators	Maps & Navigation	—	500+	Sep 26, 2024
LAUSD Ride	Maps & Navigation	—	100+	Jul 10, 2026