Comparison

Kakuro u vs Mind Equation Puzzles

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

Head to head
About

Kakuro u

Engage in a classic math logic puzzle game that offers a challenging and addictive experience. Explore a vast number of puzzles with unique features designed for daily brain training or relaxation. Progress through difficulty levels and master complex number combinations.

Highlights
  • Unlimited Kakuro puzzles
  • Puzzle generator
  • Bookmark and 'Ball of String' function
  • Combo calculator
  • Color-coded entries
  • Multiple hint types
  • Six difficulty levels and board sizes
Features
Read full description

The most powerful and feature rich mobile Kakuro game available. (Smartphone Magazine - Best Number Puzzle Game Winner 2007, 2008) Ready for a new challenge? Kakuro, also known as cross sums, is similar to Sudoku but with an additional twist. It is the latest craze to come from the land of the rising sun. Infact it's a bigger hit in Japan than SuDoku ! Similar rules and just as addictive... V3 Features a Brand New Puzzle Generator - All puzzles guaranteed to be solvable by logic alone. Kakuro is our mathematics and logic puzzle game that includes many unique features. Ideal for daily brain training or relaxation. "As the Kakuro puzzles get more advanced, the Mastersoft tools supplied are extremely clever and really help. If you like logic puzzles, I recommend Mastersoft’s ingenious implementation of this game." - Smartphone Magazine Features: Unlimited kakuros. * Many Unique Mastersoft Features including the ability to set bookmarks (or flags) during the game, which allows you to explore possible solutions and quickly get back to a known starting point if it doesn't work out using the 'Ball of String' function. Includes a uniques 'combo calcuator' which quickly shows you potential number combinations for each sequence in the puzzle. Ball of String, Flag Trail, combo calc and more ... Work your way up from Beginner to Kakuro Master ! Cool scoring system. Easily the most powerful Kakuro / Cross Sums game for iPhone. Enter your working out. Choose from a full pallette to color code your entries which with multiple undos makes it easy to try different solution strategies.. Various types of hint such including: 1. Naked Singles 2. Unique Combos 3. Suggest a Cell 4. Suggest a value and many more ... Six levels of difficulty from 'Simple' to "Kakuro Master" . Six board sizes. Unique gameplay with increasing difficulty. Designed with the help of over 100 Kakuro Players. Plays the way you want it to ! Built in timer. Rating. Advanced statistics. and Lots, lots more! >- EULA Agreement: http://www.mastersoftmobilesolutions.com/eula.htm Privacy policy: http://www.mastersoftmobilesolutions.com/privacy.htm About our auto-renewal subscriptions: All subscriptions are related to our Kakuro Pro service. See "What's Included" for more details. Service prices depend on the length of service purchased as shown on the purchase buttons. You can currently subscribe for 1 month. Payment will be charged to your iTunes account upon confirmation of purchase. Your subscription will be automatically renewed unless automatic renewal is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period and the cost of renewal will be shown. You can manage your subscriptions, and auto-renewal can be turned off if you go to your account settings after purchase.

About

Mind Equation Puzzles

Engage your mind with a collection of Kakuro and Matchstick logic puzzles. This app offers daily brain training and deep logical challenges with a clean, distraction-free design. Enjoy offline play and sharpen your reasoning and problem-solving skills.

Highlights
  • Kakuro (Cross Sum) puzzles
  • Matchstick logic puzzles
  • Daily brain training
  • Distraction-free design
  • Offline playable
  • Increasing difficulty levels
Features
Read full description

Mind Equation Puzzles Kakuro & Matchstick Logic Challenge your brain with Mind Equation Puzzles, a smart collection of Kakuro (Cross Sum) and Matchstick Logic puzzles designed to sharpen your reasoning, calculation, and problem-solving skills. This app brings together two classic logic puzzle styles in one clean, focused experience—perfect for daily brain training or deep logical challenges. Kakuro (Cross Sum) Puzzles Fill the grid using numbers 1–9 so that each row and column adds up to the given sums. No repeated numbers, no guessing—just pure logic. - Carefully designed Kakuro grids - Increasing difficulty from beginner to expert - Improves calculation speed and logical thinking Matchstick Puzzles - Move, rotate, or remove matchsticks to fix equations and create correct statements. - Creative equation-based challenges - Encourages flexible thinking and insight - Multiple solutions and clever tricks to discover Why You’ll Love Mind Equation Puzzles - Two logic puzzle types in one app - Clean, distraction-free design - Offline playable—no internet required - Great for adults who enjoy math, numbers, and logic - Ideal for short breaks or extended brain workouts - Free to play Perfect For - Fans of Kakuro, Cross Sum, and number puzzles - Players who enjoy matchstick puzzles and equation logic - Anyone looking for meaningful brain training Train your mind, sharpen your focus, and enjoy the satisfaction of solving elegant number puzzles. Download Mind Equation Puzzles today and put your logic to the test!

Screenshots

Kakuro u4 screens
Mind Equation Puzzles3 screens

Verdict

The call

The clearest difference is in-app purchases: Mind Equation Puzzles at none against Kakuro u's 2. Kakuro u's advantage is rating (4.6 vs 4.1) and ratings volume (303 vs 86). On price, review sentiment, update cadence and ads 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. Kakuro u sells 2 in-app purchases, starting at $1.99 per month. Mind Equation Puzzles asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Kakuro u holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 303 and 86 respectively. Written reviews complicate that: 44% of Kakuro u's written reviews are positive against 47% of Mind Equation Puzzles's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Kakuro u ships an update every 3 weeks, Mind Equation Puzzles fortnightly. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 6 level
Kakuro u versus Mind Equation Puzzles: the parameters behind the verdict, then further details
ParameterKakuro uMind Equation Puzzles
PriceFreeFree
Rating4.6 (303 ratings) — better4.1 (86 ratings)
Positive reviews43.9% of reviews46.7% of reviews — better
Number of ratings303 — better86
Update frequencyEvery 3 weeksFortnightly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.1 — better15.6
Further details — not scored
Size168 MB10 MB
Age rating17+4+
DeveloperMastersoftTopleftsoft LLC

Customer experience

Kakuro u

All ratings299 ratings
Positive90.3%
Neutral3.7%
Negative6.0%
Written reviews132 reviews
Positive43.9%
Neutral7.6%
Negative48.5%

Mind Equation Puzzles

All ratings86 ratings
Positive75.6%
Neutral4.7%
Negative19.8%
Written reviews45 reviews
Positive46.7%
Neutral4.4%
Negative48.9%

Bugs and requests

Kakuro u

Reported bugs

5 issues
  • Glitchy, crashes often
  • Doesn't work on iOS 8
  • Doesn't work anymore after updates
  • Buttons don't respond
  • Loses progress when app is interrupted

Requested features

3 requests
  • Easier way to mark the board and rewind to an earlier mark
  • Dark mode option
  • More hints for beginners

Mind Equation Puzzles

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Kakuro u

Subscriptions1
  • Monthly Pro Subscription$1.991 Month
One-time1
  • Purchase Kakuro Outright$2.99
None

Mind Equation Puzzles

No in-app purchases

Questions

Is Kakuro u free?
Kakuro u is free to download, with in-app purchases available.
Is Mind Equation Puzzles free?
Mind Equation Puzzles is free to download, with no in-app purchases.
Which has better reviews, Kakuro u or Mind Equation Puzzles?
Kakuro u is rated higher. Kakuro u averages 4.6 out of 5 from 303 ratings, while Mind Equation Puzzles averages 4.1 from 86 ratings.
Do Kakuro u or Mind Equation Puzzles have ads?
Both Kakuro u and Mind Equation Puzzles show ads.
Which is updated more often, Kakuro u or Mind Equation Puzzles?
Kakuro u ships an update every 3 weeks, and Mind Equation Puzzles fortnightly. Most recently, Kakuro u was updated on October 31, 2026 and Mind Equation Puzzles on November 6, 2026.

Other comparisons