# TurtleSoupAI vs Zero

The clearest difference is iOS requirement: TurtleSoupAI at 16.0 against Zero's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

TurtleSoupAI ships an update every 6 days, Zero every 3 days. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | TurtleSoupAI | Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zero-block-worlds/id6757377374/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | Free | Free |
| Size | 51 MB | 51 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [Dohyeon Park](https://appshunter.io/developer/1558963665) | [Hyuckil Kwon](https://appshunter.io/developer/1866487686) |

## What reviewers say

### TurtleSoupAI

[App page](https://appshunter.io/ios/app/turtlesoupai/id6465698875)

Solve mysterious cases by asking your robot assistant only yes or no questions. The robot will guide you with feedback on your question quality and offer hints to help you crack the puzzles.

**Highlights:** Solve mysterious cases, Ask yes/no questions, Robot assistant provides feedback, Receive hints, Lateral thinking puzzles

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

**In-app purchases:** none


### Zero

[App page](https://appshunter.io/ios/app/zero-block-worlds/id6757377374)

Create and explore block-based worlds, then share them with friends via a simple link. Friends can explore your creations directly in their browser without needing the app. Build anything with a variety of textures and even embed photos or videos.

**Highlights:** Build worlds with blocks, 150+ textures, Embed photos/videos, Explore user-created worlds, Share worlds via link, Browser-based exploration, Offline play

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TurtleSoupAI free?

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

### Is Zero free?

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

### Do TurtleSoupAI or Zero have ads?

Neither TurtleSoupAI nor Zero shows ads.

### Which is updated more often, TurtleSoupAI or Zero?

TurtleSoupAI ships an update every 6 days, and Zero every 3 days. Most recently, TurtleSoupAI was updated on October 16, 2026 and Zero on October 8, 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.*