# Brainbubble vs ChatAI Bot

The clearest difference is ads: Brainbubble at none against ChatAI Bot's shown. Brainbubble also leads on ratings volume (511 vs 6). ChatAI Bot's advantage is iOS requirement (12.4 vs 16.0). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Brainbubble sells 12 in-app purchases, starting at $4.99 per 7 days and ChatAI Bot sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ChatAI Bot holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Brainbubble has 511 ratings behind it against 6, so its average is the more settled of the two.

Brainbubble ships an update every 10 days, ChatAI Bot every 9 days. The most recent releases landed on October 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Brainbubble | ChatAI Bot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (511 ratings)](https://appshunter.io/ios/app/brainbubble-ace-your-job/id1664489026/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/chatai-bot-assistant/id6446157680/reviews)** |
| Number of ratings | **511** | 6 |
| Positive reviews | 94.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 116 MB | 53 MB |
| Requires iOS | 16.0 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hashtagfox ou](https://appshunter.io/developer/1515213954) | [ICEO TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1449105284) |

## What reviewers say

### Brainbubble

[App page](https://appshunter.io/ios/app/brainbubble-ace-your-job/id1664489026)

This AI-powered app offers over 40 tools to assist with text creation, including grammar correction, rephrasing, and article generation. It also provides an AI chat feature for questions and aims to overcome writer's block for improved writing skills.

**Highlights:** Over 40 AI text tools, Grammar correction, Sentence rephrasing, Paraphrasing, Article generation, AI chat for questions

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BrainBubble Pro - Weekly | $4.99 | per 7 days |
| BrainBubble Pro - Weekly | $6.99 | per 7 days |
| BrainBubble Pro - Weekly | $9.99 | per 7 days |
| BrainBubble Pro - Weekly | $9.99 | per 7 days |
| BrainBubble Pro - Monthly | $14.99 | per month |
| BrainBubble Pro - Monthly | $19.99 | per month |
| BrainBubble Pro - Yearly | $69.99 | per year |
| BrainBubble Pro - Yearly | $79.99 | per year |
| BrainBubble Pro - Yearly | $89.99 | per year |
| BrainBubble Pro - Lifetime | $39.99 | one-time |
| BrainBubble Pro - Lifetime | $59.99 | one-time |
| BrainBubble Pro - Lifetime | $79.99 | one-time |

**What reviewers like**

- 🚀 Efficient AI-powered features
- 👍 User-friendly interface
- 💡 Versatile tool for content creation
- 🤖 Helpful virtual assistant
- ⏱️ Time-saving productivity boosts

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔒 Concerns about customer support responsiveness
- 💰 Potential issues with subscription model
- ⚠️ Limitations on current events knowledge

**Reported bugs**

- Unexpected app crashes
- Subscription issues and billing problems

**Requested features**

- More customization options
- Expanded language support
- Improved customer service channels


### ChatAI Bot

[App page](https://appshunter.io/ios/app/chatai-bot-assistant/id6446157680)

This AI chatbot assists with writing tasks like essays and articles, and answers questions. Engage in natural conversations for guidance, social interaction, or planning.

**Highlights:** Essay and article writing, Question answering, Natural conversations, Task management assistance, Guidance and planning support

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription 1 month VN | $1.99 | per month |
| Subscription 1 month | $12.99 | per month |


## Frequently asked questions

### Is Brainbubble free?

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

### Is ChatAI Bot free?

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

### Which has better reviews, Brainbubble or ChatAI Bot?

ChatAI Bot is rated higher. Brainbubble averages 4.8 out of 5 from 511 ratings, while ChatAI Bot averages 5.0 from 6 ratings.

### Do Brainbubble or ChatAI Bot have ads?

ChatAI Bot shows ads; Brainbubble does not.

### Which is updated more often, Brainbubble or ChatAI Bot?

Brainbubble ships an update every 10 days, and ChatAI Bot every 9 days. Most recently, Brainbubble was updated on October 27, 2026 and ChatAI Bot on October 15, 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.*