# Brainfly vs AI Chat Assistant | SimplAi

The clearest difference is ads: Brainfly at none against AI Chat Assistant | SimplAi's shown. Brainfly also leads on iOS requirement (11.0 vs 13.0). AI Chat Assistant | SimplAi's advantage is update cadence (every 3 days vs every 9 days). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Brainfly sells 2 in-app purchases, starting at $5.99 per 7 days and AI Chat Assistant | SimplAi sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Brainfly ships an update every 9 days, AI Chat Assistant | SimplAi every 3 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Brainfly | AI Chat Assistant | SimplAi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (4 ratings)](https://appshunter.io/ios/app/ai-chat-assistant-simplai/id6465679307/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 122 MB | 22 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Playgra Ltd.](https://appshunter.io/developer/1452101524) | [simpliers](https://appshunter.io/developer/1682724792) |

## What reviewers say

### Brainfly

[App page](https://appshunter.io/ios/app/brainfly/id6449232055)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $5.99 | per 7 days |
| Yearly Subscription | $59.99 | per year |


### AI Chat Assistant | SimplAi

[App page](https://appshunter.io/ios/app/ai-chat-assistant-simplai/id6465679307)

This AI-powered assistant offers natural conversations and tailored responses to streamline daily tasks. It assists with writing, brainstorming, problem-solving, and accessing information quickly. Experience a smarter, more efficient, and personalized virtual companion.

**Highlights:** Natural language conversations, Paraphrasing and text refinement, Ideation and brainstorming, Translation assistance, Mathematical problem solving, AI-driven automation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Yearly Unlimited Chat | $39.99 | per year |


## Frequently asked questions

### Is Brainfly free?

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

### Is AI Chat Assistant | SimplAi free?

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

### Do Brainfly or AI Chat Assistant | SimplAi have ads?

AI Chat Assistant | SimplAi shows ads; Brainfly does not.

### Which is updated more often, Brainfly or AI Chat Assistant | SimplAi?

Brainfly ships an update every 9 days, and AI Chat Assistant | SimplAi every 3 days. Most recently, Brainfly was updated on October 27, 2026 and AI Chat Assistant | SimplAi on October 30, 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.*