Umbalena - Đọc sách thỏa thích

Name: Umbalena - Đọc sách thỏa thích
Rating: 4 (529 reviews)
Author: VOOC Technology .,Ltd

VOOC Technology .,Ltd

★ 4.0 (529 ratings)

⬇ 100,000+ downloads

Est. actual: 101,027

Free

Released: Oct 31, 2019

IAP: $1.99 - $27.99 per item

No ads

Signals

4 this week · 2 positive · 1 warning All of this week's signals →

📈Last 7 days +31 installs — 15% faster than the week before (+27) · 3/day since Oct 7
🏆Among Education apps top 16% by installs gained this week (1503 peers growing)
⭐Rating steady at ★ 4.00 since Oct 7
🛠Updates dormant · updated 182 days ago

Installs since launch

+108 installs · +1 ratings since Oct 7

Update history

2.2.7 May 12, 2026 · seen Oct 18, 2026

Sửa lỗi mua gói

Only the current version so far — new entries appear as the app ships updates.

Umbalena - Đọc sách thỏa thích is an education app by VOOC Technology .,Ltd with 100,000+ downloads (about 101K estimated). +31 installs in the last 7 days. Rated 4.0 from 529 ratings. Released Oct 31, 2019. Install growth, rank history, SDKs and ad networks.

From the store listing: “Good at English fluent in Vietnamese”