# Second Brain Vault vs Personal Office

The clearest difference is in-app purchases: Personal Office at none against Second Brain Vault's 1. Personal Office also leads on iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Second Brain Vault sells 1 one-off in-app purchase. Personal Office asks for nothing beyond the download.

## The numbers

| Metric | Second Brain Vault | Personal Office |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 2 MB | 13 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Byoungho Kim](https://appshunter.io/developer/1888452963) | [Igor Nikiforov](https://appshunter.io/developer/6789894365) |

## What reviewers say

### Second Brain Vault

[App page](https://appshunter.io/ios/app/second-brain-vault/id6782200821)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Second Brain Vault (Lifetime) | $17.99 | one-time |


### Personal Office

[App page](https://appshunter.io/ios/app/personal-office/id6789894363)

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

**In-app purchases:** none


## Frequently asked questions

### Is Second Brain Vault free?

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

### Is Personal Office free?

Personal Office is free to download, with no in-app purchases.

### Do Second Brain Vault or Personal Office have ads?

Neither Second Brain Vault nor Personal Office 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.*