Comparison

Futoshiki Puzzle Game vs SudoJ4d'

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

Head to head
About

Futoshiki Puzzle Game

This is a logic puzzle game that enhances mental flexibility with beautiful graphics. It offers dual keypad entry, multiple puzzle sizes and difficulty levels, and online leaderboards for competitive play. An error checker helps catch mistakes early.

Highlights
  • Dual keypad entry
  • Multiple puzzle sizes (4x4 to 9x9)
  • Four difficulty levels
  • Thousands of puzzles
  • Online leaderboards
  • Error checking
  • Progress tracking statistics
Features
Read full description

If you were seduced by sudoku, prepare for futoshiki fever - The Guardian Futoshiki may look straightforward, but the experienced puzzler knows not to be fooled by appearances. ------------------------------ A simple and challenging puzzle game that will enhance your mental flexibility! With beautiful graphics and killer features, Futoshiki Free is the best brain-teaser puzzle for iPhones and iPads. DUAL KEYPAD ENTRY Two separate keypads, one for entries and one for notes, allow you to enter values quickly and easily. No more tedious switching between entry mode and note mode to complete your puzzle. MULTIPLE PUZZLE SIZES AND DIFFICULTY LEVELS Six puzzle size, from 4x4 to 9x9, Four difficulty levels, from easy to extreme, ensure that you will be able to find a puzzle that matches your skill level. Top class puzzles with selectable level of difficulty. With 6,000 total puzzles, you won't run out of puzzles any time soon. ONLINE LEADERBOARDS Thanks to Game Center, you can now rank and compare futoshiki scores against friends and other puzzle lovers. ERROR CHECKING The error checker tells you when you have entered an illogical value, allowing you to catch errors early and preventing needless frustration. GAME FEATURES - Thousands of puzzles in 4 different difficulty settings. - Six different puzzle size, from 4x4 to 9x9. - Game Center support for leaderboards. - Great statistics that help track your progress. TECHNICAL FEATURES - Futoshiki is a universal app, it works on iPhones, iPods and iPads seamlessly. - Futoshiki has graphics for Normal, Retina and even Retina-HD displays. No blurry graphics. Everything is crystal clear. Download now to see it with your own eyes. WHAT IS FUTOSHIKI - Futoshiki is a grid puzzle similar to Sudoku in that each column and row must contain exactly one instance of each number. - The only difference being that in between some squares there are less-than and greater-than symbols that act as clues. - At the beginning only some squares are revealed, the player must discover the rest. - Each puzzle has an unique solution and no guessing is required to discover it. - It is very popular in Japan, England, China and several other countries. Download Futoshiki for Free!

About

SudoJ4d'

Features
Read full description

Play the most beautiful Sudoku ever made. Beat the daily rank. Collect legendary skins. Challenge your friends. And never solve the same board twice. SuDoJ4d' turns the classic number puzzle into something you'll actually crave — gorgeous themes, a real competitive ladder, and a reward for every single win. RANKED MODE A fresh puzzle every day. One shot. Climb the global leaderboard and prove you're the fastest mind in the room. DUEL YOUR FRIENDS Send a challenge. Same board, same clock. Winner takes the bragging rights. SIX STUNNING SKINS Cyberpunk Neon. Northern Lights. Golden Luxe. Pure White. Midnight Aurora. Dark Touch. Play your Sudoku, your way. WIN, EARN, COLLECT Every solve earns J4D. Spend it on avatars, frames, titles and rare cosmetics. Build a profile that turns heads. FIVE DIFFICULTIES From a relaxed Easy to a merciless Master. Smart hints when you're stuck. Live mistake tracking when you're not. VIP SEASON PASS Double rewards, exclusive monthly skins, bonus tickets and more — for players who want it all. Free to play. Fully playable offline. Built for one-more-game nights. Download SuDoJ4d' and find out how good you really are. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Futoshiki Puzzle Game4 screens
SudoJ4d'4 screens

Verdict

The call

The clearest difference is update cadence: SudoJ4d' at every 4 days against Futoshiki Puzzle Game's every 2 months. Futoshiki Puzzle Game's advantage is iOS requirement (13.0 vs 15.0). On price, ads, 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. Futoshiki Puzzle Game sells 2 one-off in-app purchases and SudoJ4d' sells 9 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Futoshiki Puzzle Game ships an update every 2 months, SudoJ4d' every 4 days. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Futoshiki Puzzle Game versus SudoJ4d': the parameters behind the verdict, then further details
ParameterFutoshiki Puzzle GameSudoJ4d'
PriceFreeFree
Rating4.7 (471 ratings) — better—
Positive reviews86.5% of reviews—
Number of ratings471 — better—
Update frequencyEvery 2 monthsEvery 4 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size113 MB45 MB
Age rating4+4+
DeveloperKEREM BAYDOGANarnaud vasse

Bugs and requests

Futoshiki Puzzle Game

Reported bugs

9 issues
  • Display not centered on iPhone X and newer models
  • Comparison symbols (< >) not visible on newer phones
  • Ads covering pause/settings buttons and game numbers
  • Game not saving progress when app is closed
  • Ads reappearing after paying for ad-free version
Show 4 more
  • App asking for review repeatedly even after submission
  • Some 6x6 puzzles are unsolvable
  • Difficulty levels not accurately labeled
  • Menu button cutting into game grid on some devices

Requested features

9 requests
  • Auto-removal of pencil marks when a number is placed
  • Option to toggle automatic error highlighting on/off
  • Game save/resume functionality for incomplete puzzles
  • Cross-device synchronization (Game Centre/iCloud)
  • Check answer feature to verify correctness
Show 4 more
  • Larger, more spaced-out button rows to prevent accidental clicks
  • Combined purchase option for ads removal AND level unlock
  • Softer error notification sound
  • Ability to disable star/competitive rating system

SudoJ4d'

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Futoshiki Puzzle Game

One-time2
  • Unlock All Puzzles$2.99
  • Remove Ads$4.99
9 purchases

SudoJ4d'

Subscriptions4
  • semaine premium$1.997 Days
  • abonnement mensuel premium$3.991 Month
  • SEASON PASS VIP$8.991 Month
Show 1 more
  • abonnement annuel premium$34.991 Year
One-time5
  • petit pack 500J4D's$0.99
  • pack moyen 1200 J4D's$1.99
  • gros pack 3000 J4D's$3.99
Show 2 more
  • mega pack 7500 J4D's$8.99
  • atomik pack de 100 000 J4D's!$89.99

Questions

Is Futoshiki Puzzle Game free?
Futoshiki Puzzle Game is free to download, with in-app purchases available.
Is SudoJ4d' free?
SudoJ4d' is free to download, with in-app purchases available.
Do Futoshiki Puzzle Game or SudoJ4d' have ads?
Both Futoshiki Puzzle Game and SudoJ4d' show ads.
Which is updated more often, Futoshiki Puzzle Game or SudoJ4d'?
Futoshiki Puzzle Game ships an update every 2 months, and SudoJ4d' every 4 days. Most recently, Futoshiki Puzzle Game was updated on November 1, 2026 and SudoJ4d' on October 25, 2026.

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