Comparison

Math Rings vs Sum Fun

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

Head to head
About

Math Rings

This mathematics game presents puzzles with simple number equations arranged in a circular system. Players rearrange cells to solve equations, with solved rows turning green. Puzzles are rated based on completion speed.

Highlights
  • Simple number equations
  • Circular cell arrangement
  • Solve equations in multiple directions
  • 99 levels with unlimited puzzles
  • Star rating based on speed
Features
Read full description

Math Rings FREE is a mathematics game containing simple number equations. Every puzzle in this game has total of four equations to be solved. There are 17 cells arranged in a circular system. Eight cells in the outer most ring, eight cells in the middle ring and one cell at the center. The goal of the puzzle is to arrange the circular cells in such a way that all rows solve a mathematical equation. The equations can be solved from "left to right", "right to left", “top to bottom”, or “bottom to top”. The centermost cell is stationary. Cells of middle ring can be swapped with other cells from middle ring; similarly, cells of outermost ring can be swapped with other cells in the outermost ring. When an equation is solved, the corresponding row cells turn green in color. A selected puzzle is solved once all the equations in that puzzle are solved. Each solved puzzle is rated (1 – 5 Stars) based on how quickly the puzzle was solved. Features: * 99 different levels with unlimited puzzles in each level. * Unlimited puzzles to be solved in this version.

About

Sum Fun

A unique number puzzle game that combines logic, numbers, and strategy. Enjoy endlessly replayable puzzles with creative board shapes and a brain-boosting gameplay experience. Play at your own pace with no time limits and challenge friends.

Highlights
  • Unique number puzzle gameplay
  • Variety of creative board shapes
  • Brain-boosting mental workout
  • No time limits for relaxed play
  • Challenge friends offline
  • Easy to play, fun to master
Features
Read full description

Sum Fun – The Number Puzzle Game for Sharp Minds Place numbers, match sums, blast the board! Sum Fun is the unique number puzzle that's been loved by players worldwide since 2015. How To Play (3 simple rules): 1. Place a number into any empty slot 2. If it matches the last digit of the sum of its neighbours, they get blasted away! 3. No matches? Place a number that sets up a future sum, and keep blasting until the board is empty! Why you'll love Sum Fun: • Easy to play, fun to master – just 3 simple rules, with surprising depth and strategy • 20+ creative board shapes – play on a Hexagon, Pyramid, Star, Heart, Turtle, Rocket, Butterfly, Snowflake, and many more, with new shapes added regularly! • Seasonal Postcard Challenges – play limited-time events and collect unique downloadable artwork (by real artists!) • No time limits – play at your own pace and relax while keeping your mind sharp • Challenge friends (and yourself!) – share puzzles via QR code, text code, or pass-and-play. No internet needed! • No annoying pop-up ads – your concentration stays on the puzzle, where it belongs! We play Sum Fun too, and keep the experience friendly. • Brain-boosting gameplay – after a few games, you'll be adding up numbers faster than you can say, 'What's six plus eight?' • Multiple themes – choose from Light, Dark, and Midnight to suit your style If you enjoy Sudoku, Kakuro, or other number-based brain games, you'll love the unique twist of Sum Fun. Exercise your mind, master the numbers, and discover why players keep coming back – download free today!

Screenshots

Math Rings4 screens
Sum Fun4 screens

Verdict

The call

The clearest difference is rating: Sum Fun at 4.9 against Math Rings's 4.2. Sum Fun also leads on update cadence (weekly vs every 20 months) and ratings volume (33 vs 5). Math Rings's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sum Fun holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: Sum Fun has 33 ratings behind it against 5, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Math Rings ships an update every 20 months, Sum Fun weekly. The most recent releases landed on June 5, 2026 and September 18, 2026 respectively.

Scorecard5 real differences · 5 level
Math Rings versus Sum Fun: the parameters behind the verdict, then further details
ParameterMath RingsSum Fun
PriceFreeFree
Rating4.2 (5 ratings)4.9 (33 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings533 — better
Update frequencyEvery 20 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size20 MB195 MB
Age rating4+4+
DeveloperRajinder SinghGreg Sharpe

Customer experience

Math Rings

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Sum Fun

All ratings33 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews47 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Math Rings

No in-app purchases

None

Sum Fun

No in-app purchases

Questions

Is Math Rings free?
Math Rings is free to download, with no in-app purchases.
Is Sum Fun free?
Sum Fun is free to download, with no in-app purchases.
Which has better reviews, Math Rings or Sum Fun?
Sum Fun is rated higher. Math Rings averages 4.2 out of 5 from 5 ratings, while Sum Fun averages 4.9 from 33 ratings.
Do Math Rings or Sum Fun have ads?
Sum Fun shows ads; Math Rings does not.
Which is updated more often, Math Rings or Sum Fun?
Math Rings ships an update every 20 months, and Sum Fun weekly. Most recently, Math Rings was updated on June 5, 2026 and Sum Fun on September 18, 2026.

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