DotConnector vs HydroValve
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
DotConnector
Connect matching colored dots by drawing lines that fill the entire grid without crossing. Enjoy over 1,000 unique puzzles with various board shapes and play modes, including offline access.
- Connect matching colored dots
- Fill the entire grid
- Paths cannot cross
- Over 1,000 puzzles
- Multiple board shapes
- Offline play
- Daily challenges
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CONNECT THE DOTS. FILL THE GRID. FIND THE PERFECT PATH. DotConnector is a colorful line and logic puzzle made for quick breaks, focused brain training and relaxing play. Connect every pair of matching dots, draw paths that never cross and fill every space to solve the board. The rules take seconds to learn. As the grids grow and the board shapes change, every route matters. Can you find the perfect solution and earn every star? HOW TO PLAY • Connect each pair of dots with the same color • Draw lines that never cross or overlap • Fill every space on the board • Solve each puzzle in the ideal number of moves to earn stars MORE THAN 1,000 PUZZLES Work through over 1,000 logic puzzles, from small grids that are perfect for a short break to challenging boards that demand careful planning. Once you have solved them all, Endless Mode can keep generating fresh puzzles. SEVEN DISTINCT BOARD SHAPES Think beyond the standard square grid. Solve square, hexagonal, circular, triangular, pentagonal, octagonal and letter-shaped boards. Every geometry creates different connections, constraints and possible paths. FOUR WAYS TO PLAY • Free Play: solve puzzles at your own pace with no timer • Daily Challenge: return each day for a fresh set of boards • Time Trial: solve as many puzzles as possible before time runs out • Endless Mode: keep playing newly generated grids RELAXING BY DESIGN Calming colors, smooth animations and adjustable haptic feedback make every connection feel satisfying. Undo a move or restart a board for free whenever you want. There are no penalties for experimenting and finding a better route. HELP WHEN YOU NEED IT Stuck on a difficult grid? Use a hint to complete one full path and get your solution moving again. Earn or purchase hints when you need an extra nudge. PLAY OFFLINE The core puzzles are available without an internet connection, making DotConnector ideal for commuting, traveling or unwinding at home. Play for a few minutes or settle in for a longer logic session. FEATURES • 1,000+ color and logic puzzles • Fresh daily puzzle challenges • Seven board shapes in multiple sizes • Automatically generated Endless Mode levels • Time Trial and relaxed Free Play modes • Stars for efficient solutions • Helpful path-completing hints • Free undo and restart controls • Adjustable haptic feedback • Offline puzzle play If you enjoy color flow puzzles, line games, path planning, grid challenges and satisfying brain teasers, DotConnector offers an easy-to-learn puzzle with plenty to master. Download DotConnector for free and start connecting.
HydroValve
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Route water from SUPPLY to every DRAIN — through pipes that stay EMPTY while you build. There's no preview and no undo once the valve opens: trace the flow in your head, commit, and watch your route hold… or leak. Every leak drains the same shared tank. At 0%, the run is over. SURVIVAL — Permadeath against a build clock. At zero, the valve opens itself. Learnable, fixed levels: every scene is the same every run — master them. CHALLENGE — The plumbing is already installed… and sabotaged. Find and fix every fault before you commit. CAMPAIGN — Descend through six facilities. Saves after every level, but once open, the valve NEVER shuts. LIVING MACHINERY — Treatment units scrub fouled water. Gate valves ship shut. Welded faults resist repair. Cracked floors bleed your reserve. Deep levels stack everything at once. KEEP IT PURE — Water fouls as it travels. Run it too far unwashed and it clogs — then bursts. Route through purifiers, or drop portable filters where you need them. WORLD RECORDS — Post your best runs to a live worldwide leaderboard. Three letters, your level, your time. No account, no sign-up. PERFECT ROUTING — Every clear is graded against par. Zero waste earns three stars. Six facilities. Twenty achievements. One shared tank. Hold the pressure.
Screenshots
Verdict
The clearest difference is update cadence: HydroValve at daily against DotConnector's every 2 weeks. 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
Both are free to download. DotConnector sells 4 one-off in-app purchases and HydroValve sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
DotConnector ships an update every 2 weeks, HydroValve daily. The most recent releases landed on November 9, 2026 and November 13, 2026 respectively.
| Parameter | DotConnector | HydroValve |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (5 ratings) — better | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 63 MB |
| Age rating | 12+ | 4+ |
| Developer | Kyle Adamson | AbsoluteNoobStudio |
In-app purchases
DotConnector
- 1 Hint$0.49
- 3 Hints$0.99
- Remove Ads$1.99
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- 5 Hints$1.99
HydroValve
- Remove Ads$1.99









