Killer Sudoku by Sudoku.com

4.52
Healthy
Price: Free
Ads: Unknown
In App Purchases: Yes

iOS App Store

Temporal Dark PatternsTemporal Dark Patterns

This game has 0 reported Temporal Dark Patterns. There are 14 votes indicating the absence of a dark pattern.

5

2 votes
Playing by Appointment -
0 / 2 votes
Being forced to play according to the game's schedule instead of yours.

2 votes
Daily Rewards -
0 / 2 votes
Encourages return visits every day and punishes you for missing a day.

2 votes
Grinding -
0 / 2 votes
Being required to perform repetitive and tedious tasks to advance.

2 votes
Advertisements -
0 / 2 votes
Forced to watch ads or given rewards for watching ads.

2 votes
Infinite Treadmill -
0 / 2 votes
Impossible to win or complete the game.

2 votes
Can't Pause or Save -
0 / 2 votes
The game does not allow you to stop playing whenever you want.

2 votes
Wait To Play -
0 / 2 votes
In-game timers that make you arbitrarily wait for something.

Monetary Dark PatternsMonetary Dark Patterns

This game has 0 reported Monetary Dark Patterns. There are 22 votes indicating the absence of a dark pattern.

5

2 votes
Premium Currency -
0 / 2 votes
Exchange rate between real money and in-game currency disguises the real price of items.

2 votes
Pay to Win -
0 / 2 votes
A player can spend real money to purchase something that gives them an advantage in the game.

2 votes
Artificial Scarcity -
0 / 2 votes
Limited time offers with unnecessary urgency.

2 votes
Pay to Skip -
0 / 2 votes
Spend money to avoid waiting for a timer to expire.

2 votes
Accidental Purchases -
0 / 2 votes
Making it easy to accidentally spend money with no confirmation or ability to undo or refund the action.

2 votes
Recurring Fee -
0 / 2 votes
Encourages players to play as much as possible to get their money's worth.

2 votes
Gambling / Loot Boxes -
0 / 2 votes
Spending real money to play a game of chance for a reward.

2 votes
Power Creep -
0 / 2 votes
A permanently purchased item in the game becomes less valuable over time.

2 votes
Pay Wall -
0 / 2 votes
The game becomes impossible to continue playing without payment.

2 votes
Waste Aversion -
0 / 2 votes
Capped inventory forces you to destroy items or upgrade inventory. Also, having small amounts of left over premium currency.

2 votes
Anchoring Tricks -
0 / 2 votes
Placing a cheap item next to an expensive item to make it look more affordable.

Social Dark PatternsSocial Dark Patterns

This game has 0 reported Social Dark Patterns. There are 14 votes indicating the absence of a dark pattern.

5

2 votes
Social Pyramid Scheme -
0 / 2 votes
You get a bonus for inviting your friends and then they have to invite their friends.

2 votes
Social Obligation / Guilds -
0 / 2 votes
To avoid letting down your friends, you are obligated to play when you don't want to.

2 votes
Friend Spam / Impersonation -
0 / 2 votes
The game sends spam to your contact list or social media account.

2 votes
Reciprocity -
0 / 2 votes
Feeling obligated to return a favor, share resources, trade an item, etc.

2 votes
Encourages Anti-Social Behavior -
0 / 2 votes
The game incentivizes players to lie, cheat, or backstab other players to get ahead.

2 votes
Fear of Missing Out -
0 / 2 votes
If you stop playing you'll miss out on something or be left behind and unable to catch up.

2 votes
Competition -
0 / 2 votes
The game makes you compete against other players.

Psychological Dark PatternsPsychological Dark Patterns

This game has 2 reported Psychological Dark Patterns. There are 12 votes indicating the absence of a dark pattern.

2.62

1 votes
1 votes
Badges / Endowed Progress -
1 / 1 votes
Reluctancy to abandon a partially completed goal, even one forced upon the player.

1 votes
1 votes
Aesthetic Manipulations -
1 / 1 votes
Trick questions or toying with emotions or our subconscious desires.

2 votes
Invested / Endowed Value -
0 / 2 votes
Having already spent time and money to improve your status in the game, it's difficult to throw it away.

2 votes
Complete the Collection -
0 / 2 votes
The urge to collect all the items, achievements or secrets in a game.

2 votes
Illusion of Control -
0 / 2 votes
The game cheats or hides information to make you think you're better than you actually are.

2 votes
Variable Rewards -
0 / 2 votes
Unpredictable or random rewards are more addictive than a predictable schedule.

2 votes
Optimism and Frequency Biases -
0 / 2 votes
Overestimating the frequency of something because we’ve seen it recently or memorably.

App Store Ratings

iOS:  (4.80) with 117 votes.



Recent Dark Pattern Reviews

Badges / Endowed Progress reported on Oct 20, 2022
You get trophies for completing a full month of daily games. However you can't see others trophies (that I've found).
Aesthetic Manipulations reported on Oct 20, 2022
At the beginning of a game it will say a % of players did/did not finish the level


Report a Dark Pattern

Screenshot Enjoy an engaging Killer Sudoku experience! Jump into enhanced gameplay, solve tons of puzzles, train your brain, and have fun!

Discover the new brain-training puzzle from the developer of Sudoku.com!

Killer Sudoku by Sudoku.com is great for both beginners and advanced players. Although Killer Sudoku is harder than classic sudoku, we made it accessible for players of all skill levels. With its enhanced gameplay, it's easy to follow the game rules and become a sudoku master in no time. Explore Killer Sudoku and discover a refreshing take on the classic paper-and-pencil sudoku puzzle.

What you get:

* Killer Sudoku puzzles to expand your sudoku experience.
* Thousands of levels to solve.
* Daily challenges to win unique trophies.
* Seasonal events to get unique medals.
* Hints and notes to guide you when you get stuck.
* Tons of gameplay to challenge your brain.
* New game from a top developer!

How to play:

* Fill all rows, columns, and 3x3 regions with numbers exactly like classic sudoku.
* Every cell is part of a cage, indicated by dotted lines.
* Make sure the cells can be added up to the sum in the upper left corner of the cage.
* The sum of all numbers of each 3x3 region, row or column always equals to 45.
* Numbers cannot repeat within cages, a single row, column, or 3x3 region.

Dive into the world of Killer Sudoku! Play anywhere, anytime!