Comparison

Plus & Minus vs Clue.doku

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

Head to head
About

Plus & Minus

Features
Read full description

Plus & Minus brings the classic number-guessing concept into a modern competitive battle of minds. There’s no luck here — only logic, strategy, and your ability to read your opponent. Choose your number. Try to decode your rival’s number. Every guess is a move. Every clue brings you closer to victory. Each digit tells a story. Is it in the correct place? Is it misplaced? Or is it completely wrong? Analyze the hints. Narrow down the possibilities. Outsmart your rival. Why Plus & Minus? - Real-time mind battles - Pure strategy-based gameplay - No randomness, only logic - Unique matches every time - Quick yet intense game sessions Easy to learn. Challenging to master. Can you crack your rival before they crack you? Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Clue.doku

Features
Read full description

One crime. One map. Pure logic. Cluedoku blends the spatial puzzle mechanics of Sudoku with classic murder mystery deduction. Study the crime scene, cross-reference alibis, and catch the killer before they get away. HOW IT WORKS: Study the blueprint: Each level is a unique map layout—from mansions and ships to train cars and studios—filled with obstacles and open spaces. Use Sudoku logic: Exactly one suspect per row and column. Once you place someone, cross off their lines. Follow the clues: Read witness statements and cross-reference positions to narrow down the grid. Expose the killer: Use deduction and elimination to correctly position every suspect and reveal the culprit. WHY YOU'LL LOVE IT: Handcrafted cases & diverse settings: Unique murder mysteries in distinct locations, from quick coffee-break puzzles to brain-melting cases. Detective aesthetic: Blueprint-style grids and hand-drawn crime scene assets. No sign-up required: Jump straight into the investigation anonymously. Clean elimination grid: Easily visualize blocked rows and columns to solve puzzles step-by-step. Grab your magnifying glass, study the floor plan, and put your logic to the test. Can you solve every case? Download Cluedoku and start investigating today!

Screenshots

Plus & Minus4 screens
Clue.doku4 screens

Verdict

The call

The clearest difference is in-app purchases: Clue.doku at none against Plus & Minus's 5. On price, update cadence, ads 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

Both are free to download. Plus & Minus sells 5 in-app purchases, starting at $4.99 per month. Clue.doku asks for nothing beyond the download.

UpkeepUpdate frequency

Plus & Minus ships an update weekly, Clue.doku every 5 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

Scorecard1 real difference · 5 level
Plus & Minus versus Clue.doku: the parameters behind the verdict, then further details
ParameterPlus & MinusClue.doku
PriceFreeFree
Update frequencyWeeklyEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size44 MB49 MB
Age rating4+12+
DeveloperAli Osman KepirGuillermo Arispe

In-app purchases

5 purchases

Plus & Minus

Subscriptions1
  • Monthly$4.991 Month
One-time4
  • Refill Lives$0.99
  • Flag$0.99
  • Avatar$1.99
Show 1 more
  • Frame$1.99
None

Clue.doku

No in-app purchases

Questions

Is Plus & Minus free?
Plus & Minus is free to download, with in-app purchases available.
Is Clue.doku free?
Clue.doku is free to download, with no in-app purchases.
Do Plus & Minus or Clue.doku have ads?
Neither Plus & Minus nor Clue.doku shows ads.
Which is updated more often, Plus & Minus or Clue.doku?
Plus & Minus ships an update weekly, and Clue.doku every 5 days. Most recently, Plus & Minus was updated on October 6, 2026 and Clue.doku on October 5, 2026.

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