Language Skills Studio

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Apps: 14

Total installs: 17M

Avg rating: ★ 4.19

Ratings: 366K

Latest release: Nov 5, 2026

How this developer operates

Carrier title Learn Japanese: HeyJapan holds 50% of the developer's installs
Hit rate 58% of launches reach 100k installs (7 of 12 at least 30 days old)
Release rhythm a new app every ~222 days on average
Maintenance 10 of 14 apps updated in the last 90 days · last update 2 days ago · updates every ~12 days

Developer names that share this developer's legal name, contact e-mail or website in the store.

App	Style	Rating	Installs	Released
Learn Japanese: HeyJapan	Education	★ 4.7	5,000,000+	Jan 7, 2020
Learn Korean, Hangul: HeyKorea	Education	★ 4.8	1,000,000+	Dec 12, 2021
Migii JLPT: JLPT test N5-N1	Education	★ 4.5	1,000,000+	Jul 18, 2019
HeyChina: Learn Chinese	Education	★ 4.0	500,000+	Oct 29, 2022
Chinese HSK Learn&Test: Migii	Education	★ 4.3	500,000+	Oct 4, 2021
Migii TOPIK 1-6 & EPS TOPIK	Education	★ 4.4	500,000+	May 25, 2022
HeyEnglish - Learn English	Education	★ 3.3	100,000+	Apr 20, 2023
Learn French - HeyFrance	Education	★ 3.5	50,000+	Apr 20, 2023
HeyWrite: Learn to write	Education	—	10,000+	Apr 28, 2026
ISTQB PSM IIBA Prep - Ezami	Education	—	5,000+	Feb 16, 2023
Catii - Learn English	Education	—	500+	Jun 28, 2026
Panji: Pro Chinese Translator	Education	—	100+	Aug 9, 2026
4IELTS: Luyện thi IELTS	Education	—	50+	—
AI Kit Tutor: Learn Anything NEW	Education	—	10+	Nov 4, 2026