📈Last 7 days+420 installs — 68% slower than the week before (+1.3K) · 69/day since Oct 7
🏆Among Books & Reference appstop 2% by installs gained this week (344 peers growing)
⭐Rating steady at ★ 4.17 since Oct 7
🛠Updatesquiet · updated 56 days ago
Installs since launch
+1,729 installs
· +4 ratings
since Oct 7
Update history
10.4.04Sep 15, 2026 · seen Oct 22, 2026
-Bug Fixes.
Only the current version so far — new entries appear as the app ships updates.
EPS-TOPIK is a books & reference app by Jettyland with 100,000+ downloads (about 108K estimated). +420 installs in the last 7 days. Rated 4.2 from 2K ratings. Released May 27, 2020. Install growth, rank history, SDKs and ad networks.
From the store listing: “A self study and practice book for CBT/UBT”