# DocB vs Pier Shell

The clearest difference is update cadence: DocB at every 3 days against Pier Shell's every 8 days. DocB also leads on iOS requirement (18.0 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DocB ships an update every 3 days, Pier Shell every 8 days. Both last shipped on September 10, 2026.

## The numbers

| Metric | DocB | Pier Shell |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Size | 19 MB | 12 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [MCRICH LLC](https://appshunter.io/developer/1552806643) | [Muhamad Nur Asyraaf](https://appshunter.io/developer/1841873975) |

## What reviewers say

### DocB

[App page](https://appshunter.io/ios/app/docb-better-documentation/id6736964512)

**In-app purchases:** none


### Pier Shell

[App page](https://appshunter.io/ios/app/pier-shell/id6801818407)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DocB free?

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

### Is Pier Shell free?

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

### Do DocB or Pier Shell have ads?

Neither DocB nor Pier Shell shows ads.

### Which is updated more often, DocB or Pier Shell?

DocB ships an update every 3 days, and Pier Shell every 8 days. Most recently, DocB was updated on September 10, 2026 and Pier Shell on September 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.*