# Second Brain vs AI Chat

The clearest difference is ratings volume: Second Brain at 61 against AI Chat's 15. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Second Brain sells 3 in-app purchases, starting at $5.99 per 7 days and AI Chat sells 2 in-app purchases, starting at $9.99 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 — 4.8 for Second Brain against 4.7 for AI Chat. Both are backed by a comparable volume of ratings — 61 and 15 respectively.

Second Brain ships an update every 4 weeks, AI Chat fortnightly. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Second Brain | AI Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (61 ratings)](https://appshunter.io/ios/app/second-brain-ai-chat/id6446254904/reviews)** | [4.7 (15 ratings)](https://appshunter.io/ios/app/ai-chat-chatbot-assistant-plus/id6448329039/reviews) |
| Number of ratings | **61** | 15 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 78 MB | 9 MB |
| Requires iOS | 16.6 | **16.2** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Tairs Rzajevs](https://appshunter.io/developer/1576119083) | [Cloforce LLC](https://appshunter.io/developer/565414146) |

## What reviewers say

### Second Brain

[App page](https://appshunter.io/ios/app/second-brain-ai-chat/id6446254904)

This AI chatbot uses GPT technology to generate creative content like stories and songs, answer questions, and provide entertainment. It offers a premium subscription for enhanced features and a free trial period.

**Highlights:** AI-powered writing assistance, Story and song generation, Question answering, Joke telling, GPT technology integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium for one Week | $5.99 | per 7 days |
| Premium for one Month | $9.99 | per month |
| Premium for one Year | $39.99 | per year |


### AI Chat

[App page](https://appshunter.io/ios/app/ai-chat-chatbot-assistant-plus/id6448329039)

This app acts as a versatile AI assistant, offering creative content generation, instant answers to questions, and language learning support. It can help with writing, coding, recipe creation, travel planning, and engaging in human-like conversations.

**Highlights:** Creative content generation (stories, poems, lyrics), Instant answers and knowledge hub, Writing assistance and idea generation, Language learning and translation, Recipe and travel planning, Code and math equation solving, Human-like conversation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Yearly | $49.99 | per year |

**What reviewers like**

- 🚀 Fast and efficient answers
- 👍 User-friendly and easy to navigate
- 💡 Great for productivity and streamlining workflow
- ✍️ Helps improve writing skills and overcome writer's block
- 🧠 Access to vast knowledge and information

**Requested features**

- Suggest alternative phrasing for sentences to develop writing style
- Develop drawing, illustrations, and schematics based on descriptive ideas
- Create a widget
- Connect AI responses to voice assistants like Siri


## Frequently asked questions

### Is Second Brain free?

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

### Is AI Chat free?

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

### Which has better reviews, Second Brain or AI Chat?

Second Brain is rated higher. Second Brain averages 4.8 out of 5 from 61 ratings, while AI Chat averages 4.7 from 15 ratings.

### Do Second Brain or AI Chat have ads?

Neither Second Brain nor AI Chat shows ads.

### Which is updated more often, Second Brain or AI Chat?

Second Brain ships an update every 4 weeks, and AI Chat fortnightly. Most recently, Second Brain was updated on September 25, 2026 and AI Chat on September 22, 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.*