Signum International AG

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Apps: 17

Total installs: 4M

Avg rating: ★ 4.22

Ratings: 77K

Latest release: Oct 13, 2026

How this developer operates

Carrier title EF Corporate Learning holds 30% of the developer's installs
Hit rate 35% of launches reach 100k installs (6 of 17 at least 30 days old)
Release rhythm a new app every ~246 days on average
Maintenance 15 of 17 apps updated in the last 90 days · last update 7 days ago · updates every ~17 days

All apps

App	Style	Rating	Installs	Released
EF Corporate Learning	Education	★ 3.9	1,000,000+	Dec 28, 2015
EF English Live	Education	★ 4.0	1,000,000+	Dec 28, 2015
EF Hello: Language Learning	Education	★ 4.8	1,000,000+	Oct 29, 2018
EF Campus Connect	Education	★ 3.9	100,000+	May 17, 2022
EF Traveler	Travel & Local	★ 3.2	100,000+	Nov 6, 2019
EF Go Ahead Tours	Travel & Local	★ 4.6	100,000+	Jan 10, 2017
Cultural Care - Au Pair	Travel & Local	★ 4.5	50,000+	Jul 29, 2024
EF Campus Learning	Education	—	50,000+	Aug 27, 2020
EF Ultimate Break	Travel & Local	★ 4.8	10,000+	May 10, 2022
Cultural Care - Host Family	Parenting	★ 4.2	5,000+	Jul 29, 2024
Tour Director	Travel & Local	—	1,000+	Sep 13, 2019
EF Homestay	Travel & Local	—	1,000+	May 6, 2025
EF Adventures	Travel & Local	★ 4.3	1,000+	Sep 11, 2024
EF Language Events	Events	—	1,000+	Sep 23, 2024
EF Activity Leader	Events	—	100+	Mar 17, 2026
Clued: Learn real life skills	Education	—	10+	May 11, 2026
EF Tours Canada Community Hub	Travel & Local	—	10+	Oct 12, 2026