Comparison

K.O. Sudoku Pro vs 数独杀Murdoku

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 Pro

This app offers a vast collection of Sudoku puzzle types with detailed explanations and photo input. It provides an ad-free experience, unlimited hints, and cloud backup for all your puzzle progress.

Highlights
  • Permanent ad-free experience
  • Unlimited prompts/hints
  • Cloud backup for progress
  • Photo input for puzzles
  • Step-by-step explanations
  • Supports numerous Sudoku grid sizes and variants
Features
Read full description

K.O. Sudoku Pro version. 1. Permanent ad-free; 2. Unlimited prompts; 3. Open full game store(for unlock types); 4. Cloud backup; 5. Early access to new features; ------------------------------ 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, region sum lines 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

数独杀Murdoku

Solve mysteries by finding clues in pixelated crime scenes and using logic to reconstruct events. This game combines Sudoku-style deduction with narrative-driven puzzles, allowing you to place suspects and victims correctly based on case details.

Highlights
  • Pixelated crime scene investigation
  • Logic-based deduction puzzles
  • Narrative-driven case solving
  • Variable grid sizes for cases
  • Additional castle exploration puzzles
Features
Read full description

在像素场景中寻找线索,用逻辑推理还原案发现场。 《数独杀》将熟悉的行列推理与场景解谜结合:阅读案件线索,判断人物之间的位置关系,把嫌疑人与受害者放到正确的格子里,再提交你的推理结果。 【逐条线索,推理破案】 观察房间、家具和人物关系,标记不可能的位置,一步步缩小范围。 【不同规模的现场】 选择不同大小的逻辑网格,面对布局和线索各异的案件。 【探索更多谜题】 除了案件关卡,还可以进入城堡探索,挑战不同类型的逻辑谜题。 准备好了吗?走进现场,让每一条线索都有意义。

Screenshots

K.O. Sudoku Pro4 screens
数独杀Murdoku4 screens

Verdict

The call

The clearest difference is price: 数独杀Murdoku at Free against K.O. Sudoku Pro's $19.99. K.O. Sudoku Pro's advantage is review sentiment (89% vs 53%). On update cadence, ads, in-app purchases and device support 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

数独杀Murdoku is free to download; K.O. Sudoku Pro costs $19.99 up front. K.O. Sudoku Pro sells 2 one-off in-app purchases and 数独杀Murdoku sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

Scorecard3 real differences · 7 level
K.O. Sudoku Pro versus 数独杀Murdoku: the parameters behind the verdict, then further details
ParameterK.O. Sudoku Pro数独杀Murdoku
Price$19.99Free — better
Rating—5.0 (6 ratings) — better
Positive reviews88.9% of reviews — better52.9% of reviews
Number of ratings—6 — better
Update frequencyEvery 4 daysEvery 4 days
AdsYesYes
In-app purchasesYesYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size36 MB120 MB
Age rating4+4+
Developer又瑞 韦Chengdu Yztp Technology Co., Ltd

Customer experience

K.O. Sudoku Pro

Written reviews18 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

数独杀Murdoku

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews17 reviews
Positive52.9%
Neutral23.5%
Negative23.5%

In-app purchases

2 purchases

K.O. Sudoku Pro

One-time2
  • Quiz Pass 30 days$1.99
  • Quiz Pass 365 days$19.99
1 purchases

数独杀Murdoku

One-time1
  • 数独杀VIP$0.99

Questions

Is K.O. Sudoku Pro free?
K.O. Sudoku Pro costs $19.99, and also offers in-app purchases.
Is 数独杀Murdoku free?
数独杀Murdoku is free to download, with in-app purchases available.
Do K.O. Sudoku Pro or 数独杀Murdoku have ads?
Both K.O. Sudoku Pro and 数独杀Murdoku show ads.
Which is updated more often, K.O. Sudoku Pro or 数独杀Murdoku?
K.O. Sudoku Pro ships an update every 4 days, and 数独杀Murdoku every 4 days. Most recently, K.O. Sudoku Pro was updated on November 11, 2026 and 数独杀Murdoku on November 12, 2026.

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