# Brain Boost vs AI Paraphraser

The clearest difference is update cadence: Brain Boost at every 10 days against AI Paraphraser's every 4 months. AI Paraphraser's advantage is iOS requirement (12.4 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Brain Boost sells 5 in-app purchases, starting at $2.99 per 7 days and AI Paraphraser sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Brain Boost ships an update every 10 days, AI Paraphraser every 4 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Brain Boost | AI Paraphraser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/brain-boost-ai-chatbot/id1666176202/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 21 MB |
| Requires iOS | 16.0 | **12.4** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MobiGlance](https://appshunter.io/developer/484122622) | [Arda Emin Cimen](https://appshunter.io/developer/1652033405) |

## What reviewers say

### Brain Boost

[App page](https://appshunter.io/ios/app/brain-boost-ai-chatbot/id1666176202)

This AI-powered productivity tool offers a suite of prompts and templates to help users generate content, brainstorm ideas, and streamline tasks. It features AI chat capabilities for instant feedback and inspiration, assisting with everything from writing letters to scripting videos.

**Highlights:** AI-powered prompts and templates, Content generation for letters and videos, AI chat for brainstorming, Writer's block assistance, Idea generation, Task completion assistance

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Weekly | $5.99 | per 7 days |
| Premium Monthly | $7.99 | per month |
| Premium Monthly | $14.99 | per month |
| Premium Annual | $49.99 | per year |


### AI Paraphraser

[App page](https://appshunter.io/ios/app/ai-paraphraser-text-humanizer/id6520391761)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Plan | $4.99 | per 7 days |
| Yearly Pro Plan | $29.99 | per year |


## Frequently asked questions

### Is Brain Boost free?

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

### Is AI Paraphraser free?

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

### Do Brain Boost or AI Paraphraser have ads?

Both Brain Boost and AI Paraphraser show ads.

### Which is updated more often, Brain Boost or AI Paraphraser?

Brain Boost ships an update every 10 days, and AI Paraphraser every 4 months. Most recently, Brain Boost was updated on October 24, 2026 and AI Paraphraser on October 25, 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.*