Black Boss by Riffat Siraj - U icon

Black Boss by Riffat Siraj - U

Deep Blue Games

⬇ 5,000+ downloads

Est. actual: 5,500

Free

Released: Oct 4, 2017

No in-app purchases

Contains ads

Signals

3 this week · 1 positive · 2 warnings All of this week's signals →

📈Last 7 days +5 installs — 50% slower than the week before (+10) · 1/day since Oct 8
🏆Among Books & Reference apps bottom 49% by installs gained this week (308 peers growing)
🛠Updates dormant · updated 443 days ago

Installs since launch

+38 installs since Oct 8

Update history

2.1 Aug 24, 2025 · seen Oct 21, 2026

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

Black Boss by Riffat Siraj - U is a books & reference app by Deep Blue Games with 5,000+ downloads (about 5.5K estimated). +5 installs in the last 7 days. Released Oct 4, 2017. Install growth, rank history, SDKs and ad networks.

From the store listing: “We brought "Black Boss" Full Novel by Riffat Siraj”