Comparison

81 Rush vs SudokuTournament.com

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

Head to head
About

81 Rush

A 9x9 board puzzle game where players tap numbers from 1 to 81 in ascending order. It requires focus, speed, and memory to achieve high scores.

Highlights
  • 9x9 board puzzle
  • Tap numbers 1-81
  • Ascending order gameplay
  • Focus and speed challenge
  • High score pursuit
Features
Read full description

81 Numbers is a fun board game. This 9x9-board puzzle includes numbers from 1 to 81. You will tap on numbers in ascending order from 1 to 81. You need to focus, tap fast and have a super-memory get high scores of the game. Play hard – Have fun - Enjoy the game!!!

About

SudokuTournament.com

Engage your mind with classic number puzzles. Play solo at your own pace or compete in monthly tournaments against players worldwide. Offers various difficulty levels, progress tracking, and helpful in-game assists.

Highlights
  • Classic Sudoku puzzles
  • Monthly tournaments
  • Solo play with statistics
  • Multiple difficulty levels
  • In-game assist features
  • Daily challenges
  • Light/dark mode
Features
Read full description

Keep your brain sharp and active while having fun. Play solo at your own pace or challenge yourself against other sudoku lovers around the world by playing in a monthly tournament! Millions of people play sudoku every day to stimulate their minds and enjoy solving puzzles. The SudokuTournament.com app has thousands of sudoku puzzles in many different difficulty levels to help keep your mind active, unwind from stress, and challenge yourself. The SudokuTournament.com app has classic sudoku puzzles from easy to diabolical difficulty levels so you can choose whether you want a more relaxing game to pass the time, or a more challenging game to test your mind’s sharpness. Take a break from daily life and engage your brain and focus to remove distractions. Play the same puzzle with your friends by simply sharing the puzzle’s unique code. You and multiple fiends can all play the same puzzle at the same time! Improve your solving skills and speed by playing in a monthly tournament and being matched with sudoku players of a similar level. Track your wins and losses each month and increase your level over time as you play matches. Track your solo play progress with easy to understand statistics and compare with world players through achievements and leaderboards. We developed new insightful visuals to view your progress and improvement statistics by viewing your own historical game progress, as well as comparing your achievements and stats with worldwide players on leaderboards through Apple Game Center. Play across multiple devices with cloud save. The SudokuTournament.com app has many features to assist in playing the game such as hints, matching numbers highlighting, preventing unneeded notes and more. These can all be turned off at your discretion. This engaging sudoku app has: * Show if numbers are placed incorrectly * Lock correctly placed numbers to not be changed * Highlight matching numbers and note numbers * Prevent placing note if number is already in row, column or box * Clear unneeded notes once a number placed correctly * Hide number buttons when all of that number has been placed * View in-depth statistics and compare to world leaderboard players * Light/dark mode * Choose from many different colored background colors * Daily challenges and awards for completing a full month of challenges * Offline play and no ads with a premier subscription *Tournament play requires an internet connection

Screenshots

81 Rush4 screens
SudokuTournament.com4 screens

Verdict

The call

The clearest difference is monetization model: 81 Rush at free against SudokuTournament.com's free with in-app purchases. SudokuTournament.com's advantage is rating (4.6 vs 4.2) and update cadence (every 4 days vs fortnightly). On price, review sentiment, ratings volume 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. 81 Rush sells 3 one-off in-app purchases and SudokuTournament.com sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SudokuTournament.com holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 31 and 25 respectively. Written reviews point the same way: 57% of 81 Rush's written reviews are positive against 62% of SudokuTournament.com's.

UpkeepUpdate frequency

81 Rush ships an update fortnightly, SudokuTournament.com every 4 days. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
81 Rush versus SudokuTournament.com: the parameters behind the verdict, then further details
Parameter81 RushSudokuTournament.com
PriceFreeFree
Rating4.2 (31 ratings)4.6 (25 ratings) — better
Positive reviews57.1% of reviews61.5% of reviews — better
Number of ratings31 — better25
Update frequencyFortnightlyEvery 4 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size129 MB142 MB
Age rating4+4+
DeveloperHoang PhanSyntaxity Inc.

Customer experience

81 Rush

All ratings31 ratings
Positive80.6%
Neutral9.7%
Negative9.7%
Written reviews14 reviews
Positive57.1%
Neutral7.1%
Negative35.7%

SudokuTournament.com

All ratings25 ratings
Positive88.0%
Neutral0.0%
Negative12.0%
Written reviews13 reviews
Positive61.5%
Neutral0.0%
Negative38.5%

In-app purchases

3 purchases

81 Rush

One-time3
  • Ad-Free Pass · 1 Month$0.99
  • Ad-Free Pass · 3 Months$1.99
  • No more Ads$9.99
3 purchases

SudokuTournament.com

Subscriptions2
  • Premier Access Monthly$0.991 Month
  • Premier Access Annually$4.991 Year
One-time1
  • No Ads$1.99

Questions

Is 81 Rush free?
81 Rush is free to download, with in-app purchases available.
Is SudokuTournament.com free?
SudokuTournament.com is free to download, with in-app purchases available.
Which has better reviews, 81 Rush or SudokuTournament.com?
SudokuTournament.com is rated higher. 81 Rush averages 4.2 out of 5 from 31 ratings, while SudokuTournament.com averages 4.6 from 25 ratings.
Do 81 Rush or SudokuTournament.com have ads?
Both 81 Rush and SudokuTournament.com show ads.
Which is updated more often, 81 Rush or SudokuTournament.com?
81 Rush ships an update fortnightly, and SudokuTournament.com every 4 days. Most recently, 81 Rush was updated on October 24, 2026 and SudokuTournament.com on October 24, 2026.

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