Comparison

Numbers Sigma Puzzle vs Number Sum Up

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

Head to head
About

Numbers Sigma Puzzle

A minimalistic math puzzle game where players must find the correct number combinations to solve grid-based challenges. Remove redundant numbers so that the sum of remaining numbers in each row and column matches the targets. Offers 5000 levels across various grid sizes.

Highlights
  • Minimalistic math puzzle gameplay
  • Find number combinations
  • Remove redundant numbers
  • Row and column sum matching
  • Lock numbers for easier solving
  • 5000 levels across 5 grid sizes
Features
Read full description

Numbers Sigma Puzzle is a minimalistic math puzzle game where you have to find the right combination of numbers on your screen. Your goal is to remove redundant numbers from the field. The sum of the remaining numbers in each row or column must coincide with the given numbers, which are indicated along the edges of the playing field. Click a number to remove it. Tap it again to return a deleted number to the field. Click and hold the number or double-click to lock it. If you know that a particular number needs to be used, you can lock it on to make solving the rest of the puzzle easier. "Solution" button is available without restriction. All the tasks are divided into 5 categories of dimension (5x5, 6x6, 7x7, 8x8, 9x9). Each group has 1000 levels. There are total (5x1000) = 5000 tasks.

About

Number Sum Up

Solve number puzzles by circling and erasing digits to make rows and columns add up to target sums. This game offers a clean design and varying difficulty levels to sharpen your mental math skills.

Highlights
  • Circle and erase numbers
  • Solve row and column sum puzzles
  • Multiple difficulty levels
  • Varying board sizes
  • Hint system
  • Clean and simple design
Features
Read full description

Get ready to boost your brainpower and have a blast with Number Sum Up: Quick Math, the addictive math puzzle game that’s perfect for all ages! Number Sums is your ticket to mental math mastery! Solve puzzles by circling the right numbers and erasing the ones you don’t need. Your goal is to make each row and column add up to the clues on the side of the board. It’s simple, challenging, and oh-so-satisfying! Being good at mental math is useful in everyday life. Number Sum Up: Quick Math, you’ll find math puzzles that range from easy to hard. The game is simple to understand but takes careful thinking to solve. Playing these number games can help improve your math skills. If you enjoy number puzzles or free math games for adults, and want to practice your addition skills, try this fun and engaging game for hours of entertainment! How To Play: Circle the numbers that add up to the targets shown at the ends of each row and column. Use the toggle to change between circling and erasing. This helps you keep the right numbers and remove the extras. Each puzzle has only one solution. Make sure all rows and columns add up correctly. Practice addition with this free game, featuring different board sizes from 4x4 to 8x8 and varying difficulty levels. Tips to Improve Your Skills in Number Sum Up: Quick Math: Erase Large Numbers: First, remove numbers from the board that are bigger than the target sums. Odd and Even: If a row or column has only one odd number and the target sum is even, remove that odd number. Check Largest Number: If the biggest number on the board doesn’t match the target sum, add the smallest number to it. If the total is too high, erase the largest number. Benefits of Playing Number Sum Up: Quick Math: Enjoy many number puzzles that challenge your brain and improve your math skills. Experience a clean and simple design that makes playing enjoyable. Use hints when you get stuck to solve the puzzles. Play at your own pace and take your time to find the single correct solution. Why You’ll Love Number Sum Up: Quick Math: If you like addictive games like Number Match: Match Ten 10, you’ll love Number Sum Up: Quick Math. Play it anywhere, anytime to improve your math and logic skills!

Screenshots

Numbers Sigma Puzzle4 screens
Number Sum Up4 screens

Verdict

The call

The clearest difference is review sentiment: Number Sum Up at 100% against Numbers Sigma Puzzle's 0%. Number Sum Up also leads on rating (4.5 vs 1.0) and ads (none vs shown). Numbers Sigma Puzzle's advantage is in-app purchases (none vs 1) and iOS requirement (8.1 vs 12.0). On price 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. Number Sum Up sells 1 one-off in-app purchase. Numbers Sigma Puzzle asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Number Sum Up holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Number Sum Up has 40 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Numbers Sigma Puzzle's written reviews are positive against 100% of Number Sum Up's.

UpkeepUpdate frequency

Numbers Sigma Puzzle ships an update every 26 months, Number Sum Up every 3 days. Both last shipped on October 24, 2026.

Scorecard8 real differences · 2 level
Numbers Sigma Puzzle versus Number Sum Up: the parameters behind the verdict, then further details
ParameterNumbers Sigma PuzzleNumber Sum Up
PriceFreeFree
Rating1.0 (1 ratings)4.5 (40 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings140 — better
Update frequencyEvery 26 monthsEvery 3 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.1 — better12.0
Further details — not scored
Size67 MB197 MB
Age rating4+4+
DeveloperRuslan GoncharenkoALICE GAMES

Customer experience

Numbers Sigma Puzzle

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Number Sum Up

All ratings19 ratings
Positive94.7%
Neutral0.0%
Negative5.3%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Numbers Sigma Puzzle

No in-app purchases

1 purchases

Number Sum Up

One-time1
  • Remove Ads$3.99

Questions

Is Numbers Sigma Puzzle free?
Numbers Sigma Puzzle is free to download, with no in-app purchases.
Is Number Sum Up free?
Number Sum Up is free to download, with in-app purchases available.
Which has better reviews, Numbers Sigma Puzzle or Number Sum Up?
Number Sum Up is rated higher. Numbers Sigma Puzzle averages 1.0 out of 5 from 1 ratings, while Number Sum Up averages 4.5 from 40 ratings.
Do Numbers Sigma Puzzle or Number Sum Up have ads?
Numbers Sigma Puzzle shows ads; Number Sum Up does not.
Which is updated more often, Numbers Sigma Puzzle or Number Sum Up?
Numbers Sigma Puzzle ships an update every 26 months, and Number Sum Up every 3 days. Most recently, Numbers Sigma Puzzle was updated on October 24, 2026 and Number Sum Up on October 24, 2026.

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