De Rolf Groep

How this developer operates

• Carrier title Piramide Digitaal holds 98% 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 ~4.3 years on average
• Maintenance 1 of 2 apps updated in the last 90 days · last update 54 days ago · updates every ~174 days

All apps

App	Style	Rating	Installs	Released
Piramide Digitaal	Education	—	5,000+	Nov 7, 2021
Rolf Connect	Education	—	100+	Mar 4, 2026