# SecondBrain vs Mention AI

The clearest difference is in-app purchases: Mention AI at none against SecondBrain's 3. Mention AI also leads on ads (none vs shown). SecondBrain's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.0). On price there is nothing between them.

Both are free to download. SecondBrain sells 3 in-app purchases, starting at $8.99 per month. Mention AI asks for nothing beyond the download.

## The numbers

| Metric | SecondBrain | Mention AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/secondbrain-ai-memory/id6762130376/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 73 MB | 46 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Federico Cesarini](https://appshunter.io/developer/1888767256) | [Mention AI Inc](https://appshunter.io/developer/1896761240) |

## What reviewers say

### SecondBrain

[App page](https://appshunter.io/ios/app/secondbrain-ai-memory/id6762130376)

This app automatically transcribes, titles, and files your spoken thoughts, creating a self-organizing note system. It can convert voice notes into calendar events, provide daily summaries, and allow you to chat with your saved information.

**Highlights:** Automatic transcription and titling, AI-powered self-organizing notes, Voice to calendar event creation, Daily morning briefing summaries, Chat with your notes for answers, 3D brain graph visualization, Full-text search, Cross-app sharing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SecondBrain Pro | $8.99 | per month |
| SecondBrain Pro Yearly | $34.99 | per year |
| SecondBrain Pro Yearly | $44.99 | per year |


### Mention AI

[App page](https://appshunter.io/ios/app/mention-ai/id6770687654)

**In-app purchases:** none


## Frequently asked questions

### Is SecondBrain free?

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

### Is Mention AI free?

Mention AI is free to download, with no in-app purchases.

### Do SecondBrain or Mention AI have ads?

SecondBrain shows ads; Mention AI does not.

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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.*