# DropBrain vs Notes Den

The clearest difference is in-app purchases: Notes Den at none against DropBrain's 1. Notes Den also leads on iOS requirement (16.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DropBrain sells 1 in-app purchase, starting at $2.99 per month. Notes Den asks for nothing beyond the download.

DropBrain ships an update weekly, Notes Den every 9 days. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | DropBrain | Notes Den |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Size | 52 MB | 44 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Brandstedt](https://appshunter.io/developer/1817437339) | [Den Digital LLC](https://appshunter.io/developer/1882372039) |

## What reviewers say

### DropBrain

[App page](https://appshunter.io/ios/app/dropbrain/id6747975488)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $2.99 | per month |


### Notes Den

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

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

**In-app purchases:** none


## Frequently asked questions

### Is DropBrain free?

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

### Is Notes Den free?

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

### Do DropBrain or Notes Den have ads?

Neither DropBrain nor Notes Den shows ads.

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

DropBrain ships an update weekly, and Notes Den every 9 days. Most recently, DropBrain was updated on October 12, 2026 and Notes Den on October 15, 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.*