Slitherlink vs Petdoku!
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Slitherlink
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The Ultimate Number Loop Puzzle for Your Brain\! "Slitherlink" โ also known as Fences, Takegaki, or Loop the Loop โ is the definitive pencil puzzle that sharpens your logical thinking with numbers. Connect dots on a grid to draw a single closed loop. Numbers in cells tell you exactly how many sides of that cell are part of the loop. Simple rules, yet endlessly deep strategy. โ Daily Brain Training Every puzzle demands careful deduction and logical reasoning. One puzzle a day to sharpen your focus and build analytical skills โ start your intellectual habit today. โ Relax and Think Deeply Play at your own pace with no time pressure. Enjoy a calm, focused puzzle experience perfect for unwinding. โ 4 Difficulty Levels + Tutorial * Tutorial (3ร3): Learn the basics step by step * Easy (4ร4): Quick and fun for beginners * Normal (5ร5): Satisfying daily brain workout * Hard (8ร8): Challenge for experienced players * Very Hard (10ร10): Ultimate test of logic โ Solving Tips Visual tips teach key patterns. Beginners master fundamentals; experts advance their techniques. โ Time Attack & Leaderboard Beat your best times and compete in daily challenges on the global leaderboard. โ Clean & Intuitive Design High visibility grid, no distractions โ pure puzzle enjoyment. Also known as: Number Loop, Loop Puzzle, Fences Puzzle. Start your Slitherlink journey today and train your brain every day\!
Petdoku!
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Petdoku: Cozy Brain Puzzles About this game Looking for a game that soothes your soul while keeping your brain spinning? Welcome to Petdoku - a cozy, pure logic puzzle game that flawlessly blends the rigorous reasoning of Sudoku with the thrilling deduction of Minesweeper and Star Battle! Here, you have only one mission: find the perfect exclusive territory for your adorable little pet companions! One Game, Three Times the Cuteness! Why settle for just one pet when you can have three? In Petdoku, you can customize your puzzle experience anytime. Choose your favorite companion skin to match your mood: - Cozy Kittens: For the fans of aloof, fluffy cats. - Playful Puppies: For those who love loyal, energetic dogs. - Cheeky Hamster: For lovers of tiny, pocket-sized cuteness. Swap your pet theme seamlessly whenever you want a fresh vibe! Simple Rules, Deep Strategy The concept is elegant, intuitive, and beautifully designed, yet anything but simple: - Exclusive Territory: The board is divided into colorful, whimsical regions. You must place exactly one pet in each region. - The Cozy Rule: Pets need their personal space! They absolutely cannot share the same row, column, or touch each other - not even diagonally. - Risk and Reward: Tap once to clear the cells, and double-tap to place your pet. You only have limited chances to make a mistake (hearts). Guessing won't save you; every single move must be solved through pure, satisfying deduction! Key Features Pure and Immersive Flow - Non-Intrusive Experience: Enjoy a completely focused, Zen-like flow state with minimal interruptions. - Play Offline Anytime: No internet required. Perfectly fills up the puzzle-shaped hole in your daily commute, relaxing coffee breaks, or cozy nights in. Daily Brain Teasers and Growth - Daily Challenges: Wake up your mind with brand-new puzzles every single day. - From Cozy to Expert: Start with friendly small grids, then grow your skills into satisfying larger challenges up to 12x12. Why Petdoku Will Stay on Your Phone Petdoku doesn't hijack your attention with tedious daily grinds - it earns your love through pure gameplay quality. With its minimalist, cute aesthetic and satisfying tactile feedback, it takes just seconds to learn. Yet, long after you put your phone down, its elegant logic loop and adorable pet animations will keep lingering in your mind. Ready for a brain-teasing puzzle adventure filled with your favorite animals? Download Petdoku now, choose your perfect furry partner, and become the ultimate pet puzzle master!
Screenshots
Verdict
Slitherlink and Petdoku! are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.
| Parameter | Slitherlink | Petdoku! |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Weekly |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 15.0 | 15.0 |
| Further details โ not scored | ||
| Size | 107 MB | 295 MB |
| Age rating | 12+ | 4+ |
| Developer | nineclove | DOUBLE8 |
In-app purchases
Slitherlink
No in-app purchases
Petdoku!
No in-app purchases









