Comparison

Factor Find vs Number Sums

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

Head to head
About

Factor Find

This math puzzle game challenges players to create target numbers using factors found on a board. It offers strategic gameplay that improves math, reasoning, and memory skills through unlimited puzzles and various modes. Compete with others on global leaderboards or enjoy daily challenges.

Highlights
  • Create target numbers with factors
  • Unlimited puzzles
  • Daily challenges
  • Global leaderboards
  • 4 difficulty levels
  • 3 special game modes
Features
Read full description

Inspired by the classic Word Search and Sudoku games, Factor Find is a puzzle game about math! The rules are simple: solve puzzles by making target numbers with factors on the board. For example, make 12 from 4*3 or 2*6. Factor Find is more strategic than it initially appears. With the right strategy, it's possible to solve even the most complicated puzzles without doing complicated math! Calculators might be better than people at simple arithmetic, but they could never solve a Factor Find puzzle! With unlimited puzzles, Factor Find is a great way to improve your math, reasoning, and memory skills. While playing, you can learn math concepts such as divisibility rules and prime factorization to improve your gameplay! Whether you're looking to compare your scores against other players on global leaderboards, or simply want a fun new game, you'll enjoy playing Factor Find! Current features: - 4 classic difficulty levels - 3 special game modes (pairs, negatives, primes) - Daily challenges - Game Center leaderboards - Game Center achievements - Unlimited puzzles - Unlimited hints - Timed and untimed modes - Available in 10 languages - Works with VoiceOver - More coming soon! Enjoy!

About

Number Sums

This app offers a challenging number puzzle designed to enhance mental math skills. Players must make the sum of numbers in rows, columns, and colored regions match given clues by circling correct numbers and erasing extras. It provides a fun way to practice arithmetic and logic with various difficulty levels.

Highlights
  • Summing numbers in rows and columns
  • Matching sums to clues
  • Circling and erasing numbers
  • Multiple difficulty levels
  • Board sizes from 3x3 to 10x10
  • Hint system
Features
Read full description

Number Sums is a challenging number puzzle to train your mental math. The goal is to make the sum of numbers in each row, column, and colored region be equal to the clues on the side of the board and inside the colored regions. Practice your math skills and logic with Number Sums! Each row, column, and region has its own solution, but the goal of this math game with numbers is to make them all work at the same time. You have to circle the correct numbers and erase the numbers you don't need. Remember, the sums of the numbers in rows, columns and colored regions should be equal to the numbers on the sides of the board and inside each region. Each level of this numbers game has only one solution, try to find it to solve educational math puzzles! Mental arithmetic is an invaluable math skill for your everyday life. Inside Number Sums you'll find math puzzles of various difficulty. The mechanics of these math riddles sounds simple but requires a lot of thinking. 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 addition skills, play this engaging number game for hours of fun! How to play Number Sums: - Circle the correct numbers that add up to the values on the sides of the rows, columns and regions. - Use the toggle to switch between circling and erasing modes. It will help you to mark the correct numbers and the extra numbers that you don't need. - Each level of these math puzzles has only one possible solution, so make sure that the rows, columns and colored regions 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 10x10. Tips to hone your skills: - Erase numbers on the board that are greater than the totals in the boxes. - If there is only one odd number in a column or row, and an even number is the sum in the box outside the board, then remove it. - If the largest number on the board isn't the same as the total outside the board, then add the smallest number from the board to it. If the sum is greater than the value in the box, then erase the largest number. What you get by playing the Number Sums game: - 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 to find the one and only solution to these number games. If you enjoy number games, take a break with Number Sums puzzles. Challenge your logic and play Number Sums anywhere, anytime!

Screenshots

Factor Find4 screens
Number Sums4 screens

Verdict

The call

Factor Find and Number Sums both sit at 4.7 stars, but that hides the real split: 98% of Factor Find's written reviews are positive against 26% of Number Sums's. Factor Find also leads on iOS requirement (11.0 vs 15.0). Number Sums's advantage is ratings volume (31K vs 155) and update cadence (every 2 months vs every 7 months). On price, rating, ads 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. Factor Find sells 1 one-off in-app purchase and Number Sums sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Factor Find against 4.6 for Number Sums. That said, the two scores are not equally well evidenced: Number Sums has 31K ratings behind it against 155, so its average is the more settled of the two. Written reviews are what separate them: 98% of Factor Find's written reviews are positive against 26% of Number Sums's.

UpkeepUpdate frequency

Factor Find ships an update every 7 months, Number Sums every 2 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard4 real differences · 6 level
Factor Find versus Number Sums: the parameters behind the verdict, then further details
ParameterFactor FindNumber Sums
PriceFreeFree
Rating4.7 (155 ratings) — better4.6 (31K ratings)
Positive reviews97.9% of reviews — better25.5% of reviews
Number of ratings15531K — better
Update frequencyEvery 7 monthsEvery 2 months — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size17 MB227 MB
Age rating4+12+
DeveloperElectric Bear Gaming LLCEasybrain Ltd

Customer experience

Factor Find

All ratings154 ratings
Positive92.9%
Neutral2.6%
Negative4.5%
Written reviews47 reviews
Positive97.9%
Neutral0.0%
Negative2.1%

Number Sums

All ratings31,317 ratings
Positive90.8%
Neutral4.7%
Negative4.5%
Written reviews1,371 reviews
Positive25.5%
Neutral21.3%
Negative53.2%

User reviews

Factor Find

From 155 App Store ratings

What we love

  • 👍 Educational and great for learning math
  • 👍 Voiceover compatible
  • 👍 User-friendly interface
  • 👍 Highly recommended
  • 👍 Fun and engaging gameplay

Room to improve

  • 🐛 Drag and drop can be annoying
  • 🐛 Ads persist even after purchase

Number Sums

From 31K App Store ratings

What we love

  • 🧠 Challenging brain exercise
  • 🔢 Enjoyable number-based gameplay
  • 👍 Well-designed interface
  • 🕰️ No time pressure

Room to improve

  • 💢 Excessive mid-game ads
  • 🤔 Toggle button issues
  • 🔍 Small text/numbers
  • 🔋 Game drains battery

Bugs and requests

Factor Find

Reported bugs

1 issue
  • App purchase did not remove ads

Requested features

2 requests
  • More fun educational applications
  • Option to type answers instead of drag and drop

Number Sums

Reported bugs

2 issues
  • Incorrect number removal function removed
  • Ads randomly opening browser pages

Requested features

4 requests
  • Dark mode option
  • Separate buttons for circle/erase
  • Auto-erase incorrect numbers
  • Difficulty/grid size selection

In-app purchases

1 purchases

Factor Find

One-time1
  • Remove Ads$2.99
1 purchases

Number Sums

One-time1
  • Number Sums No Ads$14.99

Questions

Is Factor Find free?
Factor Find is free to download, with in-app purchases available.
Is Number Sums free?
Number Sums is free to download, with in-app purchases available.
Which has better reviews, Factor Find or Number Sums?
Factor Find is rated higher. Factor Find averages 4.7 out of 5 from 155 ratings, while Number Sums averages 4.6 from 31K ratings.
Do Factor Find or Number Sums have ads?
Both Factor Find and Number Sums show ads.
Which is updated more often, Factor Find or Number Sums?
Factor Find ships an update every 7 months, and Number Sums every 2 months. Most recently, Factor Find was updated on November 6, 2026 and Number Sums on November 8, 2026.

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