Play Level 16 Sudoku – Expert Silver

Level 16's 21 clues create a sparse landscape requiring advanced solving methods and no room for error.

Find Your Ideal Sudoku Challenge

Expert - Silver Level 16 (21 clues)

Level 16 – 21 clues

Here are the top 5 fastest players for today's Sudoku Level 16 (with 21 clues). Each record includes the nickname, country, completion time, and puzzle number.

RankNicknameCountryTimePuzzle
1 Guest #28441 Hong Kong 00:04:14 #325329
2 Guest #28443 Taiwan 00:05:52 #760439
3 Guest #28404 United States 00:06:21 #228281
4 Guest #28397 Taiwan 00:15:58 #783085
View Full Ranking for Level 16 →

Silver Tier: Minimal Clues, Maximum Brainpower

Only 24–20 clues – truly minimalistic Sudoku
Perfect for expert players who enjoy a challenge
Each puzzle has exactly one valid solution
Free to solve, share, and print
No duplicates – every grid is unique

Select Your Challenge Level

Choose a Sudoku difficulty based on clue count. Levels are grouped by skill — from easy to expert gold.

Easy Sudoku

Perfect for beginners, these easy Sudoku puzzles offer a gentle challenge with more clues.

Medium Sudoku

Ideal for intermediate players seeking a balanced challenge.

Hard Sudoku

Great for advanced players, these puzzles reduce the clues further for deeper thinking.

Expert Sudoku

For seasoned solvers. Requires advanced strategy and logical precision.

Expert – Silver

Minimal clues for a real mental workout — designed for puzzle masters.

Expert – Gold

The ultimate test. Only for elite Sudoku solvers. Every move counts.

Level 16 FAQs

What makes Level 16 challenging?
It provides 21 starting clues, offering a serious challenge.
How many Level 16 puzzles are available?
Thousands. Each session randomly selects one from our verified collection.
Do I need an account to play?
No account or download needed — simply click and solve.