# DIY Nano HD vs Pyonkee

The clearest difference is rating: DIY Nano HD at 5.0 against Pyonkee's 3.7. DIY Nano HD also leads on review sentiment (80% vs 62%) and iOS requirement (6.0 vs 13). Pyonkee's advantage is ratings volume (53 vs 2) and update cadence (every 4 months vs every 10 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

DIY Nano HD holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Pyonkee has 53 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of DIY Nano HD's written reviews are positive against 62% of Pyonkee's.

DIY Nano HD ships an update every 10 months, Pyonkee every 4 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | DIY Nano HD | Pyonkee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/diy-nano-hd/id628518037/reviews)** | [3.7 (53 ratings)](https://appshunter.io/ios/app/pyonkee/id905012686/reviews) |
| Number of ratings | 2 | **53** |
| Positive reviews | **80.0% of reviews** | 61.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 105 MB | 137 MB |
| Requires iOS | **6.0** | 13 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Lawrence Hall of Science](https://appshunter.io/developer/462994550) | [SoftUmeYa, LLC.](https://appshunter.io/developer/905012689) |

## What reviewers say

### DIY Nano HD

[App page](https://appshunter.io/ios/app/diy-nano-hd/id628518037)

Engage your family in hands-on nanoscale science activities with this app. It offers free, easy-to-follow instructions, material lists, and explanations, with links to videos and a comprehensive website for further exploration.

**Highlights:** Hands-on activities, Step-by-step instructions, Materials lists, Detailed explanations, Links to videos, Website integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Pyonkee

[App page](https://appshunter.io/ios/app/pyonkee/id905012686)

This app offers a real programming environment for creating games, animations, and stories using visual blocks. It's inspired by Scratch and optimized for touch devices, allowing users to learn logic, creativity, and collaboration through coding.

**Highlights:** Visual block-based programming, Create games, animations, and stories, Optimized for touch devices, Import sounds and pictures, Share projects easily, Connect with micro:bit, Utilize iPad sensors

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Familiarity to Scratch
- 👍 Good for learning to code
- 👍 Works offline
- 👍 Accessible on mobile
- 👍 Nostalgic for older Scratch users

**What reviewers complain about**

- 👎 Ripoff of Scratch
- 👎 Confusing interface
- 👎 Bugs and glitches
- 👎 Performance issues (slow, crashes)
- 👎 Limited features compared to modern Scratch

**Reported bugs**

- App crashes when importing photos
- App kicks user out
- Blocks not working
- Stamp and select features not working
- Forever if block issue

**Requested features**

- Update to Scratch 2.0/3.0
- Support for .sb3 and .sjr files
- Add clone blocks
- Add original Scratch Cat sprite
- Implement auto-save function


## Frequently asked questions

### Is DIY Nano HD free?

DIY Nano HD is free to download, with no in-app purchases.

### Is Pyonkee free?

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

### Which has better reviews, DIY Nano HD or Pyonkee?

DIY Nano HD is rated higher. DIY Nano HD averages 5.0 out of 5 from 2 ratings, while Pyonkee averages 3.7 from 53 ratings.

### Do DIY Nano HD or Pyonkee have ads?

Neither DIY Nano HD nor Pyonkee shows ads.

### Which is updated more often, DIY Nano HD or Pyonkee?

DIY Nano HD ships an update every 10 months, and Pyonkee every 4 months. Most recently, DIY Nano HD was updated on November 1, 2026 and Pyonkee on November 1, 2026.

---

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