Futoshiki Mastermind vs Star Logic
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Futoshiki Mastermind
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Dive into Futoshiki, the Japanese logic puzzle where every grid hides a unique challenge. Fill the squares with numbers while following the rules of uniqueness, and pay attention to the greater and smaller signs that show the relation between two adjacent cells. There is only one possible solution – can you find it? Futoshiki offers several ways to play. Progress through levels of increasing difficulty, take on the daily challenge with a brand-new puzzle every day, or enjoy the infinite mode with automatically generated grids. Track your progress with integrated trophies and statistics. Save your games with iCloud and pick them up again on any of your devices. The game is free with light advertising. A single purchase removes the ads and unlocks the Hard and Extreme levels. The purchase is universal (iPhone and iPad) and supports Family Sharing. Futoshiki is available in more than 20 languages, including French, English, Spanish, Italian, German, Portuguese (Brazil), Japanese, and Korean. It’s the perfect app for fans of Sudoku, Binairo and other logic puzzles. Will you master the inequalities?
Star Logic
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Star Logic: The Ultimate Universe of Pure Deduction Elevate your mental game with the most comprehensive logic puzzle experience on iOS. Star Logic combines the classic square-grid challenge with the sophisticated tri-axial "Hive" geometry, creating a playground for fans of Sudoku, Suguru, and Futoshiki who are ready to ditch the numbers for pure spatial reasoning. If you’re looking for a cleaner, sleeker, and more satisfying brain teaser, you’ve just found your new obsession. Two Worlds, One Logic Choose your challenge or master them both: -The Classic Square: Perfect for fans of "Star Battle." Navigate rows, columns, and bolded regions. -The Hexagonal Hive: A sophisticated twist where you must master three axes instead of two. In the Hive, logic flows in three directions, demanding deeper spatial focus. The Rules: Simple, Elegant, Devious Whether in the square or the hive, the goal is pure: -Unique Placement: Place exactly one Star (or Bee) in every row, column/axis, and bolded region. -The Social Distancing Rule: Stars can never touch each other—not even diagonally. -Zero Luck: No guessing required. Every puzzle has one unique, logically provable solution. Game-Changing Feature: Simulation Mode -Stuck on a massive, complex grid? Our Simulation Mode (Blueprint) allows you to: -Test Your Theories: Map out potential moves without committing to them. -Validate Logic: Advance your game by verifying complex chains before making your final move. Master the "Unsolvable": Perfect for those "How is this possible?!" moments. Massive Content & Global Reach -18,000+ Unique Puzzles: From 5x5 starters to massive Grandmaster honeycomb grids. -Always Fresh: Every grid is unique and hand-checked. New puzzles are added regularly. -Go Global: Fully localized in 28 languages, making it the most accessible logic game on the planet. Why Players Choose Star Logic -Minimalist Aesthetics: A sleek interface where haptic satisfaction meets mental flow. -Inclusive Design: Featuring the Okato–Ibe color system, ensuring a beautiful experience for all players, including those with color-blindness. -Premium Experience: No math, no fluff, no "number pad" clutter. Just you and the geometry of the grid. From "easy wins" to mind-bending expert marathons, Star Logic is the definitive logic challenge of 2026. Download now, find your first star, and outsmart the hive!
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Verdict
Futoshiki Mastermind and Star Logic are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Futoshiki Mastermind sells 1 one-off in-app purchase and Star Logic sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Futoshiki Mastermind ships an update every 10 days, Star Logic weekly. The most recent releases landed on September 8, 2026 and October 18, 2026 respectively.
| Parameter | Futoshiki Mastermind | Star Logic |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days | Weekly — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 — better | 18.6 |
| Further details — not scored | ||
| Size | 17 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Robin Dufour | Tomas Cimprich |
In-app purchases
Futoshiki Mastermind
- Futoshiki Premium$1.99
Star Logic
- 4800 additional puzzles with ads$7.99
- Premium Unlock 18'000+ grids$12.99
Questions
Is Futoshiki Mastermind free?
Is Star Logic free?
Do Futoshiki Mastermind or Star Logic have ads?
Which is updated more often, Futoshiki Mastermind or Star Logic?
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