Comparison

Number Sum vs Crossmath Games

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

Head to head
About

Number Sum

This logic puzzle game challenges your arithmetic and problem-solving skills. It features a simple interface where you adjust numbers to make rows and columns sum correctly. With adjustable difficulty and no time limits, it offers hours of engaging brain training.

Highlights
  • Logic and math skill challenge
  • Adjustable number grids (3x3 to 8x8)
  • Toggle between correct/delete modes
  • Hints available for assistance
  • No time limits for gameplay
  • Minimalistic and simple design
Features
Read full description

Number Sum - Math Puzzle Game is a fun and addictive puzzle game that will challenge your logic and math skills. With its simple yet challenging gameplay, this game is perfect for people of all ages. Playing sum number games and solving math problems can improve your arithmetic skills. If you are interested in number puzzles or math games for adults, and in training your additional skills, play this engaging number game for hours of fun! How to play - Use the toggle to switch between correct and delete modes.It will help you to mark the correct numbers and the extra numbers that you don't need. - Choose the correct numbers or remove the wrong number in order to make the rows and columns add up to the given sums. - Each level of these math puzzles has only one possible solution, so make sure that rows and columns work together at the same time. - Train your math skills with this free number puzzle with various levels of difficulty. Open different types of board from 3x3 to 8x8. Features - Tons of number puzzle games to challenge your brain. - Enjoy your game experience with the minimalistic and simple design. - Useful hints to help you when you’re stuck. - Mind puzzles with no time limits. Take your time playing number games. - Hours of gameplay for you to enjoy. - Free to play and no wifi needed. Number Sum - Math Puzzle Game is perfect for anyone who enjoys the Number Game. It's a great way to exercise your brain and have fun at the same time. Download Number Sum - Math Puzzle Game today and Challenge your logic and play Number Sums anywhere, anytime!

About

Crossmath Games

Engage your mind with a free math puzzle game that offers endless fun and challenges. Solve intricate puzzles using basic arithmetic operations, requiring strategic thinking and logic to progress through various difficulty levels.

Highlights
  • Addition, subtraction, multiplication, and division puzzles
  • Strategic use of operations
  • Adjustable difficulty levels
  • Large font for readability
  • Numbers sorted in ascending order
Features
Read full description

Cross Math Games: Math Puzzle - A completely free crossmath game! Provide you endless fun and stimulate your rich intellect through math and cross modes! It's a delightful journey through a universe of math escapes, balance twists and puzzling puzzles, all carefully designed to keep your experienced brain active, entertained and sharp. With a variety of levels and difficulty settings, you can find the challenge that best suits your math level. Key Features: - The completion of puzzles requires addition, subtraction, multiplication, and division. - Multiplying or dividing before adding or subtracting can make or break your game! Highlights: - You don't need to worry about your eyes getting tired! Large fonts for a better experience! - The numbers are sorted in ascending order by default! Numbers are sorted in ascending order by default! - Easy? Medium? Hard? Expert? It's up to you! Whatever your age, enjoy the math puzzle game and train your brain now! Download and play this math puzzle game! Your math skills are sure to shine as you solve a series of fascinating math puzzles. It's not just about equations, find the perfect balance and use logic to conquer each level. Are you ready for the ultimate math puzzle challenge? Privacy Policy: https://www.longwind-games.com/privacy.html Terms of Services: https://www.longwind-games.com/useragreement.html Support email: crossmathsup@outlook.com

Screenshots

Number Sum4 screens
Crossmath Games4 screens

Verdict

The call

The clearest difference is review sentiment: Crossmath Games at 63% against Number Sum's 21%. Crossmath Games also leads on in-app purchases (none vs 5) and rating (4.9 vs 4.6). Number Sum's advantage is update cadence (fortnightly vs every 2 months). On price, ratings volume, ads 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. Number Sum sells 5 one-off in-app purchases. Crossmath Games asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Crossmath Games holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 2.3K and 5.4K respectively. Written reviews point the same way: 21% of Number Sum's written reviews are positive against 63% of Crossmath Games's.

UpkeepUpdate frequency

Number Sum ships an update fortnightly, Crossmath Games every 2 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

Scorecard4 real differences · 6 level
Number Sum versus Crossmath Games: the parameters behind the verdict, then further details
ParameterNumber SumCrossmath Games
PriceFreeFree
Rating4.6 (2.3K ratings)4.9 (5.4K ratings) — better
Positive reviews21.0% of reviews63.3% of reviews — better
Number of ratings2.3K5.4K — better
Update frequencyFortnightly — betterEvery 2 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.5 — better13.0
Further details — not scored
Size270 MB221 MB
Age rating+44+
DeveloperMicrojoy Games LimitedLongwind Studio

Customer experience

Number Sum

All ratings2,265 ratings
Positive92.3%
Neutral5.5%
Negative2.2%
Written reviews62 reviews
Positive21.0%
Neutral25.8%
Negative53.2%

Crossmath Games

All ratings5,312 ratings
Positive98.9%
Neutral0.4%
Negative0.7%
Written reviews98 reviews
Positive63.3%
Neutral7.1%
Negative29.6%

User reviews

Number Sum

From 2.3K App Store ratings

What we love

  • 🚀 Fast and responsive
  • ⭐ Fun and engaging gameplay
  • 💡 Helps improve math skills

Room to improve

  • 🔍 Inconsistent difficulty levels
  • 🔋 High battery consumption
  • 🔍 Lack of challenge in later levels
  • 🔍 Repetitive ads even after paid removal

Crossmath Games

From 5.4K App Store ratings

What we love

  • 👍 Enjoyable math game
  • 🧠 Challenges the mind
  • 💯 Excellent brain exercise

Room to improve

  • 🙄 Too many ads
  • 🤔 Difficulty levels not balanced
  • 🐛 Bugs and crashes

Bugs and requests

Number Sum

Reported bugs

2 issues
  • Game crashes or freezes
  • Ads not removed after purchase

Requested features

3 requests
  • Ability to choose difficulty level
  • More advanced gameplay modes
  • Improved ad-free experience

Crossmath Games

Reported bugs

3 issues
  • Incorrect difficulty level labeling
  • Screen issues with in-game ads
  • Dragging numbers not working properly

Requested features

3 requests
  • Add paid version without ads
  • Allow difficulty level customization
  • Improve landscape/portrait mode support

In-app purchases

5 purchases

Number Sum

One-time5
  • Beginner Pack$0.99
  • Big Pack$4.99
  • Remove Ads$5.99
Show 2 more
  • Super Pack$6.99
  • Mega Pack$9.99
None

Crossmath Games

No in-app purchases

Questions

Is Number Sum free?
Number Sum is free to download, with in-app purchases available.
Is Crossmath Games free?
Crossmath Games is free to download, with no in-app purchases.
Which has better reviews, Number Sum or Crossmath Games?
Crossmath Games is rated higher. Number Sum averages 4.6 out of 5 from 2.3K ratings, while Crossmath Games averages 4.9 from 5.4K ratings.
Do Number Sum or Crossmath Games have ads?
Both Number Sum and Crossmath Games show ads.
Which is updated more often, Number Sum or Crossmath Games?
Number Sum ships an update fortnightly, and Crossmath Games every 2 months. Most recently, Number Sum was updated on November 7, 2026 and Crossmath Games on November 8, 2026.

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