# LLM Riddles vs QuizTrain

The clearest difference is in-app purchases: QuizTrain at none against LLM Riddles's 1. QuizTrain also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). LLM Riddles's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. LLM Riddles sells 1 one-off in-app purchase. QuizTrain asks for nothing beyond the download.

## The numbers

| Metric | LLM Riddles | QuizTrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 weeks |
| Size | 276 MB | 73 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [嘉琦 沈](https://appshunter.io/developer/1667433887) | [Tosba Technologies](https://appshunter.io/developer/1534407218) |

## What reviewers say

### LLM Riddles

[App page](https://appshunter.io/ios/app/llm-riddles/id6517349464)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Mode | $1.99 | one-time |


### QuizTrain

[App page](https://appshunter.io/ios/app/quiztrain/id6557050052)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LLM Riddles free?

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

### Is QuizTrain free?

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

### Do LLM Riddles or QuizTrain have ads?

QuizTrain shows ads; LLM Riddles does not.

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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.*