Apps by Bogdan Balan
Sudoku Black Belt app icon

Games

Sudoku Black Belt

Bogdan Balan

Free download 4.00 · 1 storefront · 4 ratings In-app purchases unconfirmed
Open on Apple

About this app

• Classic Sudoku – 9x9 • Auto-Pencil Marks – The real fun of Sudoku begins with pencil marks. • Delightful Interaction – A pleasant, satisfying interaction mode, not just a paper replacement. • Casual to Challenging Levels – Get your Yellow, Orange, Green, Blue, Purple, Brown and Black Belt!

Latest release

What’s New

Version 6.1 Sep 20, 2022

• Better Buttons

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
4 ratings
4 Aug 20, 2026 · 4 ratings Aug 20, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 20, 2026 · Free Aug 20, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 20, 2026 · 4:34 AM Free

Screenshots

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