# Notes Den vs OneVault

The clearest difference is in-app purchases: Notes Den at none against OneVault's 1. Notes Den also leads on iOS requirement (16.4 vs 18.0). OneVault's advantage is update cadence (daily vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. OneVault sells 1 one-off in-app purchase. Notes Den asks for nothing beyond the download.

Notes Den ships an update fortnightly, OneVault daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | Notes Den | OneVault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 44 MB | 3 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Den Digital LLC](https://appshunter.io/developer/1882372039) | [Karthikeyan Sriraman](https://appshunter.io/developer/1890668753) |

## What reviewers say

### Notes Den

[App page](https://appshunter.io/ios/app/notes-den/id6778819317)

**Features:** Vision Pro support

**In-app purchases:** none


### OneVault

[App page](https://appshunter.io/ios/app/onevault-life-admin/id6797163169)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OneVault Full Access | $2.99 | one-time |


## Frequently asked questions

### Is Notes Den free?

Notes Den is free to download, with no in-app purchases.

### Is OneVault free?

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

### Do Notes Den or OneVault have ads?

Neither Notes Den nor OneVault shows ads.

### Which is updated more often, Notes Den or OneVault?

Notes Den ships an update fortnightly, and OneVault daily. Most recently, Notes Den was updated on October 31, 2026 and OneVault on October 31, 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.*