# TurtleSoupAI vs Rastro

The clearest difference is in-app purchases: TurtleSoupAI at none against Rastro's 1. TurtleSoupAI also leads on iOS requirement (16.0 vs 26.0). Rastro's advantage is update cadence (daily vs every 6 days). On price, ads and device support there is nothing between them.

Both are free to download. Rastro sells 1 one-off in-app purchase. TurtleSoupAI asks for nothing beyond the download.

TurtleSoupAI ships an update every 6 days, Rastro daily. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TurtleSoupAI | Rastro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Daily** |
| Monetization | Free | — |
| Size | 51 MB | 11 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | +4 |
| Developer | [Dohyeon Park](https://appshunter.io/developer/1558963665) | [Ruben Gonzalez](https://appshunter.io/developer/1885517252) |

## 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


### Rastro

[App page](https://appshunter.io/ios/app/rastro-deduction-puzzle/id6763000801)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Game | $0.99 | one-time |


## Frequently asked questions

### Is TurtleSoupAI free?

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

### Is Rastro free?

Rastro is free to download, with in-app purchases available.

### Do TurtleSoupAI or Rastro have ads?

Neither TurtleSoupAI nor Rastro shows ads.

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

TurtleSoupAI ships an update every 6 days, and Rastro daily. Most recently, TurtleSoupAI was updated on October 16, 2026 and Rastro on October 25, 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.*