Grids Thermometers vs Masyu
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Grids Thermometers
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Grids Thermometers is a clean, relaxing, and rewarding logic puzzle game that challenges your deduction skills with simple rules and satisfying gameplay. Your goal is straightforward: fill each thermometer with mercury, starting from the bulb and extending outward without leaving gaps. The numbers beside every row and column tell you exactly how many cells must be filled. Use careful reasoning to determine the correct solution—every puzzle is solved through logic alone, with no guessing required. Whether you're new to logic puzzles or an experienced solver, Grids Thermometers offers a satisfying challenge for every skill level. Choose from Easy, Medium, or Hard difficulty and enjoy puzzles that gradually increase in complexity as your skills improve. For players who love unlimited gameplay, Infinity Mode continuously generates fresh puzzles, giving you endless opportunities to train your brain and beat your personal best. Features: • Hundreds of satisfying thermometer logic puzzles • Infinity Mode with unlimited generated challenges • Easy, Medium, and Hard difficulty levels • Pure logic gameplay—every puzzle has a unique solution • Play completely offline, anytime and anywhere • Track your progress and completed puzzles • Clean, minimalist interface with Light and Dark themes • Smooth controls designed for quick and comfortable play With its elegant design, intuitive controls, and endless replayability, Grids Thermometers is perfect for relaxing during a break or giving your brain a focused workout. Every completed grid is a rewarding test of logic, observation, and deduction. Download Grids Thermometers today and discover the satisfying challenge of one of the most enjoyable logic puzzle experiences. Fill every thermometer, solve every grid, and keep your mind sharp with endless puzzles.
Masyu
Solve the classic Japanese pearl puzzle by drawing a single, closed loop that passes through every black and white pearl. Enjoy deep logic challenges with intuitive touch controls, multiple grid sizes, and daily or random challenges for endless replayability. Track your progress with missions and aim for your best scores.
- Authentic Masyu/Pearl Puzzle gameplay
- Multiple grid sizes (5x7 to 10x15)
- Daily and Random Challenges
- Offline play with timer and scores
- Progress tracking with missions
- Intuitive touch controls
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Masyu is the classic Japanese pearl puzzle — draw one closed loop through every black and white pearl. Clean rules. Deep logic. Built for touch: swipe to draw, pinch to zoom, long-press to mark edges, undo anytime. FEATURES • Authentic Masyu / Pearl Puzzle gameplay • 6 sizes from quick 5×7 to deep 10×15 • Daily Challenge with calendar history • Random Challenge for endless variety • Beginner tour and tips • Offline play, timer & best scores • Missions to track your progress Simple to start. Satisfying to master. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.puzzles-together.com/privacy.html
Screenshots
Verdict
Grids Thermometers and Masyu 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. Grids Thermometers sells 1 one-off in-app purchase and Masyu sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Grids Thermometers ships an update monthly, Masyu fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Grids Thermometers | Masyu |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly | Fortnightly — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 29 MB | 67 MB |
| Age rating | 12+ | 4+ |
| Developer | Huy Huynh | 建明 顾 |
In-app purchases
Grids Thermometers
- Remove Ads$5.99
Masyu
- 30 puzzles$0.99









