📈Last 7 days+4 installs — 300% faster than the week before (+1) · 0/day since Oct 7
🏆Among Education apps bottom 48% by installs gained this week (1724 peers growing)
🛠Updatesquiet · updated 67 days ago
Installs since launch
+9 installs
since Oct 7
Update history
20.0cSep 5, 2026 · seen Oct 19, 2026
Only the current version so far — new entries appear as the app ships updates.
허쌤수학 is an education app by B2 Corp. with 500+ downloads (about 685 estimated). +4 installs in the last 7 days. Released Jan 30, 2019. Install growth, rank history, SDKs and ad networks.
From the store listing: “Hello I am Ms. Hersam who tells the news of my child.”