# Chatbot AI Assistant vs Stub

The clearest difference is ads: Stub at none against Chatbot AI Assistant's shown. Chatbot AI Assistant's advantage is device support (4 vs 2) and iOS requirement (15.1 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Chatbot AI Assistant sells 5 in-app purchases, starting at $7.99 per 7 days and Stub sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Chatbot AI Assistant | Stub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (998 ratings)](https://appshunter.io/ios/app/chatbot-ai-assistant-chatapp/id6744828018/reviews)** | — |
| Number of ratings | **998** | — |
| Positive reviews | 52.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 104 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gummy Bear Apps & Games Inc](https://appshunter.io/developer/1809415528) | [Yi Fang](https://appshunter.io/developer/533417466) |

## What reviewers say

### Chatbot AI Assistant

[App page](https://appshunter.io/ios/app/chatbot-ai-assistant-chatapp/id6744828018)

This AI-powered assistant leverages advanced models to provide instant, human-like responses for writing, learning, coding, and problem-solving. It also generates custom images from your ideas and offers integrated extensions for seamless use across your device.

**Highlights:** AI Chatbot Assistant, AI Image Generation, Writing Assistance, Coding Help, Problem Solving, AI Keyboard Extension, Safari Extension

**Features:** macOS Compatibility, Safari Extension, Family Sharing, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatApp AI Chatbot Weekly | $7.99 | per 7 days |
| AI ChatBot Unlimited Premium Weekly | $12.99 | per 7 days |
| ChatApp AI Chatbot Monthly | $19.99 | per month |
| ChatApp.AI Premium Monthly | $29.99 | per month |
| ChatApp AI Chatbot - Yearly | $49.99 | per year |


### Stub

[App page](https://appshunter.io/ios/app/stub/id6763703572)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stub Unlimited | $2.99 | one-time |


## Frequently asked questions

### Is Chatbot AI Assistant free?

Chatbot AI Assistant is free to download, with in-app purchases available.

### Is Stub free?

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

### Do Chatbot AI Assistant or Stub have ads?

Chatbot AI Assistant shows ads; Stub 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.*