# Paperbark vs Energy Transformers

The clearest difference is price: Energy Transformers at Free against Paperbark's $3.99. Energy Transformers also leads on iOS requirement (12.0 vs 15.0). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Energy Transformers is free to download; Paperbark costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Paperbark ships an update every 5 days, Energy Transformers every 3 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Paperbark | Energy Transformers |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.4 (27 ratings)](https://appshunter.io/ios/app/paperbark/id1155399928/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 75.4% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Paid | **Free** |
| Size | 467 MB | 258 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paper House Pty Ltd](https://appshunter.io/developer/1155399927) | [Chaos Theory Games](https://appshunter.io/developer/1129029720) |

## What reviewers say

### Paperbark

[App page](https://appshunter.io/ios/app/paperbark/id1155399928)

Embark on a serene journey through a vibrant Australian landscape as a sleepy wombat seeking a new home. This interactive storybook brings a beautifully illustrated world to life with watercolors and ambient sounds, offering a peaceful exploration experience.

**Highlights:** Explore a stylized Australian landscape, Interactive storybook experience, Bring illustrations to life with watercolors, Ambient sounds and narration, Gentle exploration and foraging gameplay

**Features:** iMessage stickers, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎨 Beautiful art style
- 🎧 Immersive sound design
- 🧘 Calming and relaxing experience
- 💖 Adorable wombat character
- 🌳 Authentic Australian bush representation

**What reviewers complain about**

- ⏳ Very short gameplay duration
- 🐛 Game crashes or won't reopen
- 🕹️ Controls can be clunky
- 🔋 Can be battery intensive
- 🤷 Unclear objectives or gameplay loop

**Reported bugs**

- Game crashes after completion
- Cannot reopen the game after first play
- Won't download after uninstall/reinstall
- No sound issues
- Game freezes on startup

**Requested features**

- More content or longer gameplay
- Sequel or more games like this
- Labels for collected stickers
- Kid-friendly encyclopedia
- Autoplay option for younger children


### Energy Transformers

[App page](https://appshunter.io/ios/app/energy-transformers/id6465132278)

An educational game where players explore Australia to learn about renewable energy, air pollution, and climate solutions. Team up with a character from the future to make choices that reduce pollution and power the country sustainably.

**Highlights:** Learn about renewable energy, Explore Australia virtually, Understand climate solutions, Answer multiple-choice challenges, Collect fast facts and news nuggets, Make sustainable energy choices

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Paperbark free?

Paperbark costs $3.99, with no in-app purchases.

### Is Energy Transformers free?

Energy Transformers is free to download, with no in-app purchases.

### Do Paperbark or Energy Transformers have ads?

Neither Paperbark nor Energy Transformers shows ads.

### Which is updated more often, Paperbark or Energy Transformers?

Paperbark ships an update every 5 days, and Energy Transformers every 3 days. Most recently, Paperbark was updated on November 6, 2026 and Energy Transformers on November 3, 2026.

---

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