# AI Chat Bot Assistant vs ChatEngine

AI Chat Bot Assistant and ChatEngine both sit at 4.7 stars, but that hides the real split: 100% of ChatEngine's written reviews are positive against 59% of AI Chat Bot Assistant's. ChatEngine also leads on ads (none vs shown). AI Chat Bot Assistant's advantage is ratings volume (1.1K vs 187). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. AI Chat Bot Assistant sells 11 in-app purchases, starting at $4.99 per 7 days and ChatEngine sells 11 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for AI Chat Bot Assistant against 4.8 for ChatEngine. That said, the two scores are not equally well evidenced: AI Chat Bot Assistant has 1.1K ratings behind it against 187, so its average is the more settled of the two. Written reviews are what separate them: 59% of AI Chat Bot Assistant's written reviews are positive against 100% of ChatEngine's.

AI Chat Bot Assistant ships an update fortnightly, ChatEngine every 3 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AI Chat Bot Assistant | ChatEngine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.1K ratings)](https://appshunter.io/ios/app/ai-chat-bot-assistant-izi/id1667441037/reviews) | **[4.8 (187 ratings)](https://appshunter.io/ios/app/chatengine-ai-image-generator/id6754240438/reviews)** |
| Number of ratings | **1.1K** | 187 |
| Positive reviews | 59.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 161 MB | 61 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | +17 | 4+ |
| Developer | [ASAP Visuals, Inc.](https://appshunter.io/developer/1302922844) | [AIONIX](https://appshunter.io/developer/1896514633) |

## What reviewers say

### AI Chat Bot Assistant

[App page](https://appshunter.io/ios/app/ai-chat-bot-assistant-izi/id1667441037)

This app acts as a virtual assistant powered by advanced AI. It can generate images, solve math problems with explanations, assist with test preparation and essay writing, offer relationship advice, create diet plans, and provide astrological insights.

**Highlights:** Image generation and recognition, Math problem solving with step-by-step explanations, Test preparation assistance, Essay writing support, Relationship advice, Personalized diet plans, Astrological insights

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bart AI PRO, 1 Week unlimited | $4.99 | per 7 days |
| Bart AI PRO, 1 Week unlimited | $4.99 | per 7 days |
| Ask BOT+ 1 Week unlimited | $6.99 | per 7 days |
| izi AI Pro, 3 Days Free Trial | $6.99 | per 7 days |
| Ask BOT+ 1 Week unlimited | $7.99 | per 7 days |
| izi AI Pro, 3 Days Free Trial | $7.99 | per 7 days |
| Ask BOT+ 1 Month unlimited | $12.99 | per month |
| Bee Bot+ 6 Months unlimited | $39.99 | per 6 months |
| izi AI Pro, 1 Year unlimited | $49.99 | per year |
| izi AI Pro, 3 Days Free Trial | $49.99 | per year |
| izi AI Pro, 1 Year unlimited | $49.99 | per year |

**What reviewers like**

- 👍 Good chat feature
- 👍 Helpful photo generator
- 👍 Effective in answering questions
- 👍 Precise and helpful answers

**What reviewers complain about**

- 🐛 Issues with writing long texts
- 💰 Overly aggressive paywall
- 🔒 Difficulty canceling subscription
- 🤖 Judgmental and restrictive AI behavior

**Reported bugs**

- Disconnection issues with 'mastermind'
- Incompatibility with older devices

**Requested features**

- Dark mode option
- Less restrictive AI assistant
- Improved long-form text handling


### ChatEngine

[App page](https://appshunter.io/ios/app/chatengine-ai-image-generator/id6754240438)

This AI assistant leverages advanced models like GPT-5 and Gemini to help with writing, image generation, document summarization, and problem-solving. It offers a suite of tools for creative tasks, productivity boosts, and academic assistance.

**Highlights:** AI text generation, AI image generation, Document summarization and rewriting, Image-to-text conversion (OCR), AI homework helper, Resume and cover letter builder

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatHub 1 Week Pro | $7.99 | per 7 days |
| ChatHub AI Plus-Weekly | $7.99 | per 7 days |
| ChatEngine 1 Week Pro | $9.99 | per 7 days |
| ChatHub AI Plus-Weekly | $9.99 | per 7 days |
| ChatHub 1 Week Pro | $19.99 | per 7 days |
| ChatHub AI Plus-Yearly | $39.99 | per year |
| ChatHub AI Plus-Yearly | $59.99 | per year |
| ChatEngine AI Plus-Yearly | $99.99 | per year |
| chatengine_60_credits | $4.99 | one-time |
| chatengine_200_credits | $14.99 | one-time |
| chatengine_500_credits | $29.99 | one-time |


## Frequently asked questions

### Is AI Chat Bot Assistant free?

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

### Is ChatEngine free?

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

### Which has better reviews, AI Chat Bot Assistant or ChatEngine?

ChatEngine is rated higher. AI Chat Bot Assistant averages 4.7 out of 5 from 1.1K ratings, while ChatEngine averages 4.8 from 187 ratings.

### Do AI Chat Bot Assistant or ChatEngine have ads?

AI Chat Bot Assistant shows ads; ChatEngine does not.

### Which is updated more often, AI Chat Bot Assistant or ChatEngine?

AI Chat Bot Assistant ships an update fortnightly, and ChatEngine every 3 weeks. Most recently, AI Chat Bot Assistant was updated on October 27, 2026 and ChatEngine on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*