Comparison

SUKOH vs Calc Ninja

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

Head to head
About

SUKOH

Features
Read full description

Pure: Calculation Puzzle Game "SUKOH" is a stoic calculation puzzle game. Trace a single line over the numbers and symbols that fall from the top of your screen to create formulas whose answers match the values given in the challenge questions. Create formulas with a result that matches the values given in the challenge questions to clear each stage. Formulas are created using numbers from 0 to 9, addition (+), subtraction (-), multiplication (x) and division (÷) symbols as well as exponents (^). The game is designed with two different modes. “Puzzle” mode has no time limits, allowing you to take on the calculations slowly and pensively; “Trial” mode races you against the clock to see how many correct answers you can churn out within the time limit. Once you have cleared 10,000 stages, you will likely be ready for calculations using three digits and even negative numbers. -Features * An incredible 200 million stages. * Displays an IQ score when you clear a trial, allowing you to know your own IQ. * Ideal for limbering up an inflexible brain. This is brain training fit for the elite! * Simple and easy-to-use screen design that facilitates thinking. * Recording and streaming possible through "Everyplay". * Share your records and screenshots on SNS. * Achievements and leaderboards compatible with "Apple GameCenter".

About

Calc Ninja

Features
Read full description

Calc Ninja is a mental-math battle puzzle. Fill the blanks in each equation to strike down the oni! How to play 1. Each battle shows an equation with blank tiles, e.g. ( □ + □ ) × □ = 18. 2. Tap number tiles to fill the blanks so the equation is true. 3. A correct answer strikes the demon; a wrong answer or running out of time lets it strike you. Content - 30 scrolls across 6 ninja ranks (Shoden to Gokui) - 16 unique oni bosses with a demon gallery - Operators and parentheses stay fixed. You only place the numbers, so it is pure mental math. Great for - Adults who want daily brain training - Anyone who likes number puzzles and quick arithmetic - Fans of a Japanese ninja-and-oni theme Free to play. No account required. * This app is a work of fiction. Characters and story are not based on real people or events.

Screenshots

SUKOH4 screens
Calc Ninja3 screens

Verdict

The call

The clearest difference is ads: SUKOH at none against Calc Ninja's shown. SUKOH also leads on device support (3 vs 1) and iOS requirement (9.1 vs 18.0). Calc Ninja's advantage is update cadence (monthly vs every 16 months). On price and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SUKOH ships an update every 16 months, Calc Ninja monthly. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.

Scorecard4 real differences · 2 level
SUKOH versus Calc Ninja: the parameters behind the verdict, then further details
ParameterSUKOHCalc Ninja
PriceFreeFree
Update frequencyEvery 16 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.1 — better18.0
Further details — not scored
Size181 MB118 MB
Age rating4+9+
DeveloperTakemi Matsumotokotaro yamada

In-app purchases

None

SUKOH

No in-app purchases

None

Calc Ninja

No in-app purchases

Questions

Is SUKOH free?
SUKOH is free to download, with no in-app purchases.
Is Calc Ninja free?
Calc Ninja is free to download, with no in-app purchases.
Do SUKOH or Calc Ninja have ads?
Calc Ninja shows ads; SUKOH does not.
Which is updated more often, SUKOH or Calc Ninja?
SUKOH ships an update every 16 months, and Calc Ninja monthly. Most recently, SUKOH was updated on October 26, 2026 and Calc Ninja on October 13, 2026.

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