# TurtleArt vs Goldbach's Conjecture

The clearest difference is price: Goldbach's Conjecture at $0.99 against TurtleArt's $9.99. Goldbach's Conjecture also leads on iOS requirement (12.0 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

TurtleArt costs $9.99 and Goldbach's Conjecture $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TurtleArt ships an update every 12 months, Goldbach's Conjecture every 8 months. Both last shipped on October 3, 2026.

## The numbers

| Metric | TurtleArt | Goldbach's Conjecture |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/turtleart-make-art-with-code/id1041064776/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 8 months** |
| Monetization | Paid | — |
| Size | 19 MB | 34 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPad | **iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Playful Invention Company](https://appshunter.io/developer/941874609) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### TurtleArt

[App page](https://appshunter.io/ios/app/turtleart-make-art-with-code/id1041064776)

Create visual art using code by snapping together puzzle-like blocks. This app offers a gentle introduction to programming concepts through a constructionist learning environment, encouraging creativity and mathematical thinking.

**Highlights:** Drag and drop coding blocks, Art and math integration, Save and share creations, Remixable sample projects, No levels or explicit goals, Constructionist learning environment

**Features:** macOS Compatibility

**In-app purchases:** none


### Goldbach's Conjecture

[App page](https://appshunter.io/ios/app/goldbachs-conjecture/id1385243580)

**In-app purchases:** none


## Frequently asked questions

### Is TurtleArt free?

TurtleArt costs $9.99, with no in-app purchases.

### Is Goldbach's Conjecture free?

Goldbach's Conjecture costs $0.99, with no in-app purchases.

### Do TurtleArt or Goldbach's Conjecture have ads?

Neither TurtleArt nor Goldbach's Conjecture shows ads.

### Which is updated more often, TurtleArt or Goldbach's Conjecture?

TurtleArt ships an update every 12 months, and Goldbach's Conjecture every 8 months. Most recently, TurtleArt was updated on October 3, 2026 and Goldbach's Conjecture on October 3, 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.*