# NPT Backyard vs PowerNap eV

The clearest difference is update cadence: PowerNap eV at every 3 weeks against NPT Backyard's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NPT Backyard ships an update every 2 months, PowerNap eV every 3 weeks. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | NPT Backyard | PowerNap eV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (101 ratings)](https://appshunter.io/ios/app/npt-backyard/id1478178328/reviews)** | — |
| Number of ratings | **101** | — |
| Positive reviews | 42.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 117 MB | 32 MB |
| Requires iOS | 15.0 | 15.0.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Pool Corporation](https://appshunter.io/developer/508083385) | [Leaport Tech](https://appshunter.io/developer/6773002790) |

## What reviewers say

### NPT Backyard

[App page](https://appshunter.io/ios/app/npt-backyard/id1478178328)

Visualize your dream pool in your own backyard using augmented reality. This app offers stunning 4k graphics, advanced lighting, and realistic water simulations to help you design and preview your perfect pool.

**Highlights:** Augmented Reality pool visualization, 4k graphics, Realistic lighting effects, Advanced water systems, Design your dream pool

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great for visualizing pool options
- 👍 Helpful for remodel planning
- 👍 User-friendly interface
- 👍 Good for comparing finishes and colors
- 👍 AR view enhances visualization

**What reviewers complain about**

- 😞 Limited design options
- 😞 Cannot create custom pool shapes
- 😞 AR view often doesn't work
- 😞 Inaccurate rendering of water color
- 😞 App crashes frequently

**Reported bugs**

- AR doesn't work
- App crashes when viewing tiles
- App crashes frequently
- App is slow and hangs
- Water color doesn't change with plaster choices

**Requested features**

- Option to design a remodel for existing pools
- Ability to change pool dimensions within the app
- More standard pool shapes available (e.g., round spa)
- Include all pool tiles from the catalog
- Ability to drag and position the pool design in the yard


### PowerNap eV

[App page](https://appshunter.io/ios/app/powernap-ev-range-extended/id6773002788)

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

**In-app purchases:** none


## Frequently asked questions

### Is NPT Backyard free?

NPT Backyard is free to download, with no in-app purchases.

### Is PowerNap eV free?

PowerNap eV is free to download, with no in-app purchases.

### Do NPT Backyard or PowerNap eV have ads?

Neither NPT Backyard nor PowerNap eV shows ads.

### Which is updated more often, NPT Backyard or PowerNap eV?

NPT Backyard ships an update every 2 months, and PowerNap eV every 3 weeks. Most recently, NPT Backyard was updated on October 23, 2026 and PowerNap eV on October 10, 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.*