Penguini vs Hydrostate
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Penguini
Help a penguin rescue stolen eggs from seagulls by bouncing between icebergs. Navigate melting habitats, avoid polar bears, and find a magical seal for protection. Compete on global leaderboards and unlock achievements.
- Penguin rescue gameplay
- Bouncing between icebergs
- Egg collection
- Obstacle avoidance (seagulls, polar bears)
- Habitat challenges (melting icebergs)
- Game Center integration
- Global leaderboards and achievements
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What a magical world Penguini inhabits! Unfortunately, the cheeky seagulls keep stealing his eggs and flying off with them. He must rescue them before they fall into the sea. Not being able to fly, Penguini bounces backwards and forwards between icebergs, so it doesn't help that his habitat is melting. He must also avoid the polar bears - unless the mythical Magical Seal can be found who is the bearer of the Shield of Invincibility! He needs your help! Are you up to the challenge? With Game Center integration, track your progress on the global leaderboard and see if you can attain all 13 achievements. Now with iPad and iOS 5 support!
Hydrostate
Build and manage a city's water system by connecting pipes and optimizing flow. Solve challenging puzzles, upgrade your network, and expand your water empire in a vibrant 3D environment. Enjoy relaxing yet engaging gameplay as you ensure every building receives water.
- Build and connect water pipes
- Manage water flow and pressure
- Solve logic and planning puzzles
- Upgrade and expand city water network
- Experience beautiful 3D environments
- Relaxing and engaging gameplay
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Water Network Builder 3D – Build & Manage Water Flow! Step into the world of Water Network Builder 3D and become the master of your city’s water system! Connect pipes, manage flow, and make sure every home and building gets the water it needs. With challenging puzzles, smart upgrades, and 3D environments, you’ll keep your city running smoothly while growing your water empire. Features: Build & Connect Pipes: Strategically lay out pipes to deliver water efficiently. Manage Water Flow: Monitor pressure, control valves, and optimize your network. Challenging Puzzles: Solve levels that test your logic, planning, and creativity. Upgrade & Expand: Unlock new pipe types, tools, and city zones. Beautiful 3D Environments: Watch your city come to life with flowing water animations. Relaxing Yet Engaging: Casual gameplay with a sense of progress and accomplishment. Whether you love puzzles, strategy, or building games, Water Network Builder 3D will keep you entertained for hours. Plan smart, manage efficiently, and see your water network thrive!
Screenshots
Verdict
The clearest difference is review sentiment: Penguini at 64% against Hydrostate's 0%. Penguini also leads on in-app purchases (none vs 10) and ads (none vs shown). Hydrostate's advantage is update cadence (every 2 weeks vs every 10 months) and rating (4.1 vs 3.7). On price, ratings volume 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. Hydrostate sells 10 one-off in-app purchases. Penguini asks for nothing beyond the download.
Hydrostate holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 6 and 9 respectively. Written reviews complicate that: 64% of Penguini's written reviews are positive against 0% of Hydrostate's, so the app with the better star average is not the one people write more warmly about.
Penguini ships an update every 10 months, Hydrostate every 2 weeks. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.
| Parameter | Penguini | Hydrostate |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (6 ratings) | 4.1 (9 ratings) — better |
| Positive reviews | 63.6% of reviews — better | 0.0% of reviews |
| Number of ratings | 6 | 9 — better |
| Update frequency | Every 10 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 15 MB | 415 MB |
| Age rating | 4+ | 9+ |
| Developer | Truncated Tales Limited | AAM GAMES LTD |
Customer experience
Penguini
Hydrostate
In-app purchases
Penguini
No in-app purchases
Hydrostate
- Cash 300k$0.99
- Cash 300K$0.99
- 75 Gems$0.99
Show 7 moreShow fewer
- Auto Cash Collector$1.99
- Remove ads discount$1.99
- Cash 1M$2.99
- Remove Pop up ads$2.99
- 1M Cash$2.99
- 250 Gems$2.99
- Starter Pack$4.99









