# Gamebook Engine vs AiGoodbye

The clearest difference is price: AiGoodbye at Free against Gamebook Engine's $4.99. Gamebook Engine's advantage is iOS requirement (15.6 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

AiGoodbye is free to download; Gamebook Engine costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Gamebook Engine | AiGoodbye |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/aigoodbye/id6757513032/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Monetization | — | Paid |
| Size | 3 MB | 34 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Brad Root](https://appshunter.io/developer/1158641227) | [Dmitry Mikhaylov](https://appshunter.io/developer/1867393059) |

## What reviewers say

### Gamebook Engine

[App page](https://appshunter.io/ios/app/gamebook-engine/id1478537871)

**Features:** Vision Pro support

**In-app purchases:** none


### AiGoodbye

[App page](https://appshunter.io/ios/app/aigoodbye/id6757513032)

This AI assistant operates entirely offline, ensuring complete privacy as all conversations remain on your device. Enjoy powerful AI capabilities without internet access or subscription fees.

**Highlights:** 100% Offline operation, Complete privacy, no data leaves device, No subscriptions required, No account needed, Conversation context memory

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Gamebook Engine free?

Gamebook Engine costs $4.99, with no in-app purchases.

### Is AiGoodbye free?

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

### Do Gamebook Engine or AiGoodbye have ads?

Neither Gamebook Engine nor AiGoodbye shows ads.

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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.*