# BrickDb vs Daopen

The clearest difference is in-app purchases: BrickDb at none against Daopen's 1. BrickDb also leads on ads (none vs shown) and device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Daopen sells 1 one-off in-app purchase. BrickDb asks for nothing beyond the download.

BrickDb ships an update weekly, Daopen every 6 days. The most recent releases landed on November 13, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | BrickDb | Daopen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 6 days** |
| Size | 230 MB | 90 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ThreeB IT GmbH](https://appshunter.io/developer/1473147117) | [Meongmungi](https://appshunter.io/developer/6816377431) |

## What reviewers say

### BrickDb

[App page](https://appshunter.io/ios/app/brickdb/id6816169472)

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

**In-app purchases:** none


### Daopen

[App page](https://appshunter.io/ios/app/daopen-hwp-odt-pdf-reader/id6816377429)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Forever | $5.99 | one-time |


## Frequently asked questions

### Is BrickDb free?

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

### Is Daopen free?

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

### Do BrickDb or Daopen have ads?

Daopen shows ads; BrickDb does not.

### Which is updated more often, BrickDb or Daopen?

BrickDb ships an update weekly, and Daopen every 6 days. Most recently, BrickDb was updated on November 13, 2026 and Daopen on November 10, 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.*