Comparison

K.O. Sudoku vs Math Dims II

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

K.O. Sudoku

This app offers a vast collection of Sudoku puzzle variations with tutorials and a solver. It allows users to input puzzles via photo and provides step-by-step explanations or direct solutions.

Highlights
  • Extensive Sudoku puzzle variations
  • Photo input for puzzles
  • Step-by-step solution explanations
  • Direct solution mode
  • Technique tutorials
  • Online Sudoku store
Features
Read full description

Various types sudoku puzzles, answers, step-by-step explanations, allow take photo to input. It supports 3/4/5/6/7/8/9/10/12/15/16 grid sudoku, irregular sudoku, killer sudoku, kendoku, skyscrapers sudoku, thermo sudoku, arrow sudoku, clone sudoku, odd/even sudoku, palindrome sudoku, sandwich sudoku, little killer sudoku, inequality sudoku, fortress sudoku, v-shaped sudoku, tripod sudoku, between sudoku, German whispers sudoku, slanted-lines sudoku, odd-even capsules sudoku, kropki sudoku, outside sudoku, battenburg sudoku, consecutive sudoku, quad max sudoku, clock face sudoku, clock sudoku, quadruple sudoku, exclusion sudoku, star product sudoku, next to 9 sudoku, Rossini sudoku, x-sums sudoku, search 6 sudoku, search 9 sudoku, odd-even minesweeper sudoku, wheels sudoku, rhombus sudoku, odd-even lines sudoku, anti-diagonal sudoku, triangle sums sudoku, slanted # sudoku, eliminate sudoku, slow thermo sudoku, renban sudoku, diagonal inequality sudoku, parity lines sudoku, point to next sudoku, odd path sudoku, up/down lines sudoku, conveyor belt sudoku, trench sudoku, diagonal consecutive sudoku, OEBS sudoku, descriptive pairs sudoku, numbered rooms sudoku, first odd/even sudoku, rougamo sudoku, sum max min sudoku, distance sudoku, even sandwich sudoku, next to 6 sudoku, bouncing x-sums sudoku, x-th sum sudoku, consecutive count sudoku, max-position sudoku, full-rank sudoku, lesser-greater neighbors sudoku, pointing evens sudoku, diagonal outside sudoku, big-small sudoku, VX sudoku, 56 sudoku, irregular dots sudoku, consecutive pairs sudoku, add/sub sudoku, self joint sudoku, necklace sudoku, blackout sudoku, one more num sudoku, snow sudoku, hexagonal sudoku, curve sudoku, tridoku, hoshi sudoku, 4x4 ring sudoku, half sudoku, honeycomb sudoku, 3D sudoku, cube sudoku, pentagram sudoku, penrose triangle sudoku, 3D windmill sudoku, overlapping sudoku, samurai sudoku, twodoku, triple doku, flower sudoku, windmill sudoku, gattai-3 sudoku, butterfly sudoku, cross sudoku, sohei sudoku, W sudoku, gattai-5 sudoku, gattai-13 sudoku, star sudoku, extra regions sudoku, diagonal sudoku, windoku, offset sudoku, percent sudoku, asterisk sudoku, girandola sudoku, center dot sudoku, pyramid sudoku, product sudoku, ratio sudoku, addition sudoku, subtract sudoku, round off sudoku, sum or difference sudoku, mathdoku, zero sudoku, prime sudoku, sum dot sudoku, inclusion sudoku, diagonal XV pairs sudoku, sum-product VX sudoku, greater sudoku, quad-exist sudoku, consec-ineq sudoku, BMS sudoku, sum frame sudoku, big-small sudoku, odd sudoku, even sudoku, multiples sudoku, balanced sudoku, non-consecutive sudoku, no touch sudoku, anti-knight sudoku, anti-bishop sudoku, no-four sudoku, connected irregular sudoku, scattered sudoku, shape sudoku, letter-map sudoku, etc. There are also technique tutorials and a rich online sudoku store. --------------- K.O. mode: Provide the solution directly. Help mode: Provide step-by-step explanations. --------------- Sudoku Rules: Fill in the 9x9 grid with numbers 1~9 such that each row, column, and 3x3 box contains each number exactly once. Irregular Sudoku: Each row, column, and irregularly shaped box contains no repeating digits. Killer Sudoku: Combines classic Sudoku rules with "killer cages" (dashed-line groups). Each cage shows a sum for its digits, which must also be unique within the cage. Kendoku: Fill an n x n grid with digits 1-n (no repeats per row/column). Groups marked by thick lines show a target number and operation (+, -, ×, ÷) that their digits must satisfy. If no operator is given, any operation applies. Skyscraper Sudoku: Perimeter clues showing visible building counts (taller numbers block smaller ones), while unmarked sides remain unrestricted.

About

Math Dims II

An engaging game that tests mathematical skills through logic and arithmetic on a grid. It offers a fun, interactive experience for players of all levels.

Highlights
  • Logic and strategy challenges
  • Basic arithmetic integration
  • Grid-based gameplay
  • Suitable for all skill levels
  • Fun and interactive learning
Features
Read full description

Math Dims is an engaging and educational game designed to challenge players’ mathematical skills in a fun and interactive way. It combines logic, strategy, and basic arithmetic in a unique grid-based gameplay. The app caters to players of all skill levels, from beginners to math enthusiasts.

Screenshots

K.O. Sudoku4 screens
Math Dims II4 screens

Verdict

The call

The clearest difference is rating: Math Dims II at 5.0 against K.O. Sudoku's 4.4. K.O. Sudoku's advantage is update cadence (every 4 days vs every 10 days) and ratings volume (8 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. K.O. Sudoku sells 3 one-off in-app purchases and Math Dims II sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Math Dims II holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: K.O. Sudoku has 8 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

K.O. Sudoku ships an update every 4 days, Math Dims II every 10 days. The most recent releases landed on November 3, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 7 level
K.O. Sudoku versus Math Dims II: the parameters behind the verdict, then further details
ParameterK.O. SudokuMath Dims II
PriceFreeFree
Rating4.4 (8 ratings)5.0 (1 ratings) — better
Positive reviews84.6% of reviews—
Number of ratings8 — better1
Update frequencyEvery 4 days — betterEvery 10 days
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size78 MB40 MB
Age rating4+12+
Developer又瑞 韦Dmitry Gordiyevsky

Customer experience

K.O. Sudoku

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews26 reviews
Positive84.6%
Neutral3.8%
Negative11.5%

Math Dims II

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

K.O. Sudoku

One-time3
  • Vip 30 days$0.99
  • Quiz Pass (30 days)$1.99
  • Quiz Pass 365 days$19.99
1 purchases

Math Dims II

One-time1
  • Remove Ads$2.99

Questions

Is K.O. Sudoku free?
K.O. Sudoku is free to download, with in-app purchases available.
Is Math Dims II free?
Math Dims II is free to download, with in-app purchases available.
Which has better reviews, K.O. Sudoku or Math Dims II?
Math Dims II is rated higher. K.O. Sudoku averages 4.4 out of 5 from 8 ratings, while Math Dims II averages 5.0 from 1 ratings.
Do K.O. Sudoku or Math Dims II have ads?
Both K.O. Sudoku and Math Dims II show ads.
Which is updated more often, K.O. Sudoku or Math Dims II?
K.O. Sudoku ships an update every 4 days, and Math Dims II every 10 days. Most recently, K.O. Sudoku was updated on November 3, 2026 and Math Dims II on October 5, 2026.

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