# Water Power! vs Dam Builder 3D

The clearest difference is review sentiment: Dam Builder 3D at 64% against Water Power!'s 23%. Dam Builder 3D also leads on rating (4.8 vs 4.6). Water Power!'s advantage is update cadence (fortnightly vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Water Power! sells 21 in-app purchases, starting at $4.99 per month and Dam Builder 3D sells 16 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Dam Builder 3D holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 23K and 10K respectively. Written reviews point the same way: 23% of Water Power!'s written reviews are positive against 64% of Dam Builder 3D's.

Water Power! ships an update fortnightly, Dam Builder 3D every 2 months. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Water Power! | Dam Builder 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (23K ratings)](https://appshunter.io/ios/app/water-power/id1659387585/reviews) | **[4.8 (10K ratings)](https://appshunter.io/ios/app/dam-builder-3d/id6477145747/reviews)** |
| Number of ratings | **23K** | 10K |
| Positive reviews | 23.0% of reviews | **64.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 448 MB | 209 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Solid Games](https://appshunter.io/developer/1625798412) |

## What reviewers say

### Water Power!

[App page](https://appshunter.io/ios/app/water-power/id1659387585)

Build and manage your own hydro empire by generating power with various water-based structures. Explore new worlds, upgrade your facilities with hired engineers, and automate production to grow your city from a village to a futuristic metropolis. Participate in events and claim rewards to boost your progress in this idle simulation game.

**Highlights:** Generate power with water wheels, dams, and stations, Explore diverse worlds, Hire prestige engineers for upgrades, Research new tech and automate production, Participate in regular events, Grow a hydro city

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Pass | $4.99 | per month |
| Boosters pack | $1.99 | one-time |
| Small Pack Of Coins | $1.99 | one-time |
| Special Bonuses | $1.99 | one-time |
| Boxes | $1.99 | one-time |
| No Ads | $2.99 | one-time |
| No Ads | $3.99 | one-time |
| Special Bonuses and No Ads | $3.99 | one-time |
| No Ads + Boosters pack | $4.99 | one-time |
| Medium Pack Of Coins | $5.99 | one-time |
| Boosters pack | $5.99 | one-time |
| Pack of Crystals | $5.99 | one-time |
| Special Bonuses and No Ads | $5.99 | one-time |
| No Ads + 5 x5 Time Boosters | $5.99 | one-time |
| Special Bonuses | $6.99 | one-time |
| Quadruple offline income | $7.99 | one-time |
| Special Bonuses and No Ads | $7.99 | one-time |
| Special Bonuses and No Ads | $8.99 | one-time |
| Large Pack Of Coins | $14.99 | one-time |
| Ultra Pack Of Coins | $24.99 | one-time |
| Mega Pack of Coins | $49.99 | one-time |

**What reviewers like**

- 🚀 Fun and addictive game
- 👍 Simple and easy to play
- 🚀 Good progression in early stages

**What reviewers complain about**

- 🐛 Impossible to progress past Canada
- 💰 Unrealistic pricing to unlock new areas
- 🔋 Slow offline earnings
- 📺 Too many ads
- 🐛 Bugs and glitches

**Reported bugs**

- Game progress resets after updates
- Ads that cannot be closed
- Inconsistent money generation

**Requested features**

- Reduce the cost to unlock Canada
- Improve offline earnings
- Reduce the number of ads


### Dam Builder 3D

[App page](https://appshunter.io/ios/app/dam-builder-3d/id6477145747)

Build and expand a dam in this idle simulation game. Earn profits by releasing water and upgrade your dam. Unlock a fishing fleet to catch and sell fish for even more rewards.

**Highlights:** Construct and expand dams, Release water for profit, Upgrade dam sections, Unlock upstream dock, Operate a fishing boat, Expand fishing fleet

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AD ticket (Small) | $0.99 | one-time |
| Diamond Pack 1 | $1.99 | one-time |
| AD ticket (Mid) | $1.99 | one-time |
| AD ticket (Big) | $3.99 | one-time |
| No Ads Lite | $4.99 | one-time |
| Diamond Pack 2 | $4.99 | one-time |
| Remove force ad 7 days | $4.99 | one-time |
| Diamond Package (Small) | $4.99 | one-time |
| Season premium | $6.99 | one-time |
| No Ads Plus | $9.99 | one-time |
| Diamond Pack 3 | $9.99 | one-time |
| Remove force ad forever | $9.99 | one-time |
| Diamond Package (Big) | $9.99 | one-time |
| Diamond Pack 4 | $19.99 | one-time |
| Diamond Pack 5 | $49.99 | one-time |
| Diamond Pack 6 | $99.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive gameplay
- 💰 Ability to make money
- 🎨 Great graphics
- 🕹️ Challenging and engaging

**What reviewers complain about**

- 🤖 Excessive ads
- ⏱️ Long ad durations
- 🔁 Repetitive levels
- 🐛 Occasional bugs and glitches

**Reported bugs**

- Ads not working as intended
- Game freezing or crashing
- Issues with in-app purchases

**Requested features**

- More maps and levels
- Reduced ad frequency
- Shorter ad durations
- Improved water physics


## Frequently asked questions

### Is Water Power! free?

Water Power! is free to download, with in-app purchases available.

### Is Dam Builder 3D free?

Dam Builder 3D is free to download, with in-app purchases available.

### Which has better reviews, Water Power! or Dam Builder 3D?

Dam Builder 3D is rated higher. Water Power! averages 4.6 out of 5 from 23K ratings, while Dam Builder 3D averages 4.8 from 10K ratings.

### Do Water Power! or Dam Builder 3D have ads?

Both Water Power! and Dam Builder 3D show ads.

### Which is updated more often, Water Power! or Dam Builder 3D?

Water Power! ships an update fortnightly, and Dam Builder 3D every 2 months. Most recently, Water Power! was updated on September 26, 2026 and Dam Builder 3D on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*