# 2ndBrain vs Second Brain

The clearest difference is in-app purchases: Second Brain at none against 2ndBrain's 9. 2ndBrain's advantage is iOS requirement (11.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 2ndBrain sells 9 in-app purchases, starting at $1.99 per 7 days. Second Brain asks for nothing beyond the download.

## The numbers

| Metric | 2ndBrain | Second Brain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 79 MB | 21 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shajeel Afzal](https://appshunter.io/developer/1489212410) | [Konstantin Akushev](https://appshunter.io/developer/1879211261) |

## What reviewers say

### 2ndBrain

[App page](https://appshunter.io/ios/app/2ndbrain-ai-powered-chatbot/id6446216874)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| .Weekly Subscription | $2.99 | per 7 days |
| Weekly Subscription. | $3.99 | per 7 days |
| Monthly Subscription. | $4.99 | per month |
| Monthly Subscription. | $5.99 | per month |
| Monthly Subscription. | $6.99 | per month |
| Quarterly Subscription. | $13.99 | per 3 months |
| Quarterly Subscription. | $14.99 | per 3 months |
| Quarterly Subscription. | $17.99 | per 3 months |


### Second Brain

[App page](https://appshunter.io/ios/app/second-brain-voice-notes/id6759515692)

**In-app purchases:** none


## Frequently asked questions

### Is 2ndBrain free?

2ndBrain is free to download, with in-app purchases available.

### Is Second Brain free?

Second Brain is free to download, with no in-app purchases.

### Do 2ndBrain or Second Brain have ads?

Neither 2ndBrain nor Second Brain shows ads.

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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.*